Update content/admin/all-releases.md

Co-authored-by: Emily Gould <4822039+emilyistoofunky@users.noreply.github.com>

Author: sarahs

content/admin/all-releases.md

@@ -1,6 +1,6 @@
 ---
 title: GitHub Enterprise Server releases
-intro: A list of the currently supported and previously deprecated Enterprise Server releases.
+intro: Documentation for the currently supported and previously deprecated versions of {{ site.data.variables.product.prodname_ghe_server }}.
 allowTitleToDifferFromFilename: true
 versions:
   enterprise-server: '*'