Updates release branch to master

Updates the release branch in the CI workflow to `master` to align with the current repository configuration.

Author: Roxeez

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           default_bump: patch
-          release_branches: main
+          release_branches: master
           tag_prefix: ''
           dry_run: true