Add new patch notes (#17059)

Author: JasonEtco

data/release-notes/2-20/23.yml

@@ -0,0 +1,12 @@
+date: '2020-12-17'
+sections:
+  security_fixes:
+    - '**LOW:** High CPU usage could be triggered by a specially crafted request to the SVN bridge resulting in Denial of Service (DoS). {% comment %} https://github.com/github/slumlord/pull/1020, https://github.com/github/slumlord/pull/1017 {% endcomment %}'
+    - 'Packages have been updated to the latest security versions. {% comment %} https://github.com/github/enterprise2/pull/24351, https://github.com/github/enterprise2/pull/23866 {% endcomment %}'
+  known_issues:
+    - 'On a freshly set up GitHub Enterprise Server without any users, an attacker could create the first admin user. {% comment %} https://github.com/github/enterprise2/issues/1889 {% endcomment %}'
+    - 'Custom firewall rules are not maintained during an upgrade. {% comment %} https://github.com/github/enterprise2/issues/2823 {% endcomment %}'
+    - 'Git LFS tracked files [uploaded through the web interface](https://github.com/blog/2105-upload-files-to-your-repositories) are incorrectly added directly to the repository. {% comment %} https://github.com/github/github/issues/54684 {% endcomment %}'
+    - 'Issues cannot be closed if they contain a permalink to a blob in the same repository where the file path is longer than 255 characters. {% comment %} https://github.com/github/github/issues/107731 {% endcomment %}'
+    - 'When "Users can search GitHub.com" is enabled with GitHub Connect, issues in private and internal repositories are not included in GitHub.com search results. {% comment %} https://github.com/github/admin-experience/issues/571 {% endcomment %}'
+    - 'Security alerts are not reported when pushing to a repository on the command line. {% comment %} https://github.com/github/github/issues/143190 {% endcomment %}'

data/release-notes/2-21/14.yml

@@ -0,0 +1,12 @@
+date: '2020-12-17'
+sections:
+  security_fixes:
+    - '**LOW:** High CPU usage could be triggered by a specially crafted request to the SVN bridge resulting in Denial of Service (DoS). {% comment %} https://github.com/github/slumlord/pull/1021, https://github.com/github/slumlord/pull/1017 {% endcomment %}'
+    - 'Packages have been updated to the latest security versions. {% comment %} https://github.com/github/enterprise2/pull/24352, https://github.com/github/enterprise2/pull/23866 {% endcomment %}'
+  known_issues:
+    - 'On a freshly set up GitHub Enterprise Server without any users, an attacker could create the first admin user. {% comment %} https://github.com/github/enterprise2/issues/1889 {% endcomment %}'
+    - 'Custom firewall rules are not maintained during an upgrade. {% comment %} https://github.com/github/enterprise2/issues/2823 {% endcomment %}'
+    - 'Git LFS tracked files [uploaded through the web interface](https://github.com/blog/2105-upload-files-to-your-repositories) are incorrectly added directly to the repository. {% comment %} https://github.com/github/github/issues/54684 {% endcomment %}'
+    - 'Issues cannot be closed if they contain a permalink to a blob in the same repository where the file path is longer than 255 characters. {% comment %} https://github.com/github/github/issues/107731 {% endcomment %}'
+    - 'When "Users can search GitHub.com" is enabled with GitHub Connect, issues in private and internal repositories are not included in GitHub.com search results. {% comment %} https://github.com/github/admin-experience/issues/571 {% endcomment %}'
+    - 'Security alerts are not reported when pushing to a repository on the command line. {% comment %} https://github.com/github/github/issues/143190 {% endcomment %}'

data/release-notes/2-22/6.yml

@@ -0,0 +1,17 @@
+date: '2020-12-17'
+sections:
+  security_fixes:
+    - '**LOW:** High CPU usage could be triggered by a specially crafted request to the SVN bridge resulting in Denial of Service (DoS). {% comment %} https://github.com/github/slumlord/pull/1022, https://github.com/github/slumlord/pull/1017 {% endcomment %}'
+    - 'Packages have been updated to the latest security versions. {% comment %} https://github.com/github/enterprise2/pull/24353, https://github.com/github/enterprise2/pull/23866 {% endcomment %}'
+  bugs:
+    - 'Requests for some file resources like a zip archive or raw file could enter a redirection loop. {% comment %} https://github.com/github/enterprise2/pull/24193, https://github.com/github/enterprise2/pull/24075 {% endcomment %}'
+    - 'A timeout could prevent some Issues and Pull Requests searches from providing complete search results. {% comment %} https://github.com/github/github/pull/164155, https://github.com/github/github/pull/163845 {% endcomment %}'
+    - 'Custom tabs with non-alphabetic characters in small screens did not render correctly. {% comment %} https://github.com/github/github/pull/164310, https://github.com/github/github/pull/164159 {% endcomment %}'
+    - 'An underlying behavior was causing failures when pushing content to a Git LFS-enabled repository. {% comment %} https://github.com/github/github/pull/164663, https://github.com/github/github/pull/150179 {% endcomment %}'
+    - 'In some rare cases issues could cause a 500 error when accessed via the web interface. {% comment %} https://github.com/github/github/pull/165298, https://github.com/github/github/pull/159674 {% endcomment %}'
+  known_issues:
+    - 'On a freshly set up GitHub Enterprise Server without any users, an attacker could create the first admin user. {% comment %} https://github.com/github/enterprise2/issues/1889 {% endcomment %}'
+    - 'Custom firewall rules are not maintained during an upgrade. {% comment %} https://github.com/github/enterprise2/issues/2823 {% endcomment %}'
+    - 'Git LFS tracked files [uploaded through the web interface](https://github.com/blog/2105-upload-files-to-your-repositories) are incorrectly added directly to the repository. {% comment %} https://github.com/github/github/issues/54684 {% endcomment %}'
+    - 'Issues cannot be closed if they contain a permalink to a blob in the same repository where the file path is longer than 255 characters. {% comment %} https://github.com/github/github/issues/107731 {% endcomment %}'
+    - 'When "Users can search GitHub.com" is enabled with GitHub Connect, issues in private and internal repositories are not included in GitHub.com search results. {% comment %} https://github.com/github/admin-experience/issues/571 {% endcomment %}'