Add raw tags for issue_comment example (#1373)

Author: lucascosti

content/actions/reference/events-that-trigger-workflows.md

@@ -327,6 +327,7 @@ The `issue_comment` event occurs for comments on both issues and pull requests.
 
 For example, you can choose to run the `pr_commented` job when comment events occur in a pull request, and the `issue_commented` job when comment events occur in an issue.
 
+{% raw %}
 ```yaml
 on: issue_comment
 
@@ -349,6 +350,7 @@ jobs:
       - run: |
           echo "Comment on issue #${{ github.event.issue.number }}"
 ```
+{% endraw %}
 
 #### `issues`