Change release branch from v1 to v2

Author: wolfy1339

.github/workflows/release.yml

@@ -22,6 +22,6 @@ jobs:
       - run: >-
           git push
           https://x-access-token:${GITHUB_TOKEN}@github.com/${GITHUB_REPOSITORY}.git
-          HEAD:refs/heads/v1
+          HEAD:refs/heads/v2
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}