Don't auto merge when package has breaking changes for major version

Author: lulunac27a

.github/workflows/dependabot-merge.yml

@@ -16,11 +16,13 @@ jobs:
         with:
           github-token: "${{ secrets.GITHUB_TOKEN }}"
       - name: Approve a PR
+        if: ${{ steps.dependabot-metadata.outputs.update-type != 'version-update:semver-major' }}
         run: gh pr review --approve "$PR_URL"
         env:
           PR_URL: ${{github.event.pull_request.html_url}}
           GH_TOKEN: ${{secrets.GITHUB_TOKEN}}
       - name: Enable auto-merge for Dependabot PRs
+        if: ${{ steps.dependabot-metadata.outputs.update-type != 'version-update:semver-major' }}
         run: gh pr merge --auto --merge "$PR_URL"
         env:
           PR_URL: ${{github.event.pull_request.html_url}}