⚙️ Rename to release-notes.md to CHANGELOG.md (#78)

Author: savannahostrowski

.github/workflows/latest-changes.yml

@@ -29,8 +29,8 @@ jobs:
       - uses: tiangolo/latest-changes@c9d329cb147f0ddf4fb631214e3f838ff17ccbbd # 0.4.1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
-          latest_changes_file: release-notes.md
-          latest_changes_header: '# Latest Changes'
+          latest_changes_file: CHANGELOG.md
+          latest_changes_header: '## Latest Changes'
           end_regex: '^## '
           debug_logs: true
           label_header_prefix: '### '