Remove $ from version number

Author: henrymercer

.github/update-release-branch.py

@@ -161,7 +161,7 @@ def update_changelog(version):
   else:
     content = EMPTY_CHANGELOG
 
-  newContent = content.replace('[UNRELEASED]', f'${version} - {get_today_string()}', 1)
+  newContent = content.replace('[UNRELEASED]', f'{version} - {get_today_string()}', 1)
 
   with open('CHANGELOG.md', 'w') as f:
     f.write(newContent)

CHANGELOG.md

@@ -1,6 +1,6 @@
 # CodeQL Action Changelog
 
-## $2.2.0 - 26 Jan 2023
+## 2.2.0 - 26 Jan 2023
 
 - Improve stability when choosing the default version of CodeQL to use in code scanning workflow runs on Actions on GitHub.com. [#1475](https://github.com/github/codeql-action/pull/1475)
   - This change addresses customer reports of code scanning alerts on GitHub.com being closed and reopened during the rollout of new versions of CodeQL in the GitHub Actions [runner images](https://github.com/actions/runner-images).