fix: stabilize dependabot auto-merge policy

.github/dependabot.yml

@@ -17,8 +17,8 @@ updates:
       - dependabot
     ignore:
       - dependency-name: eslint
-        update-types:
-          - version-update:semver-major
+        versions:
+          - ">=10"
     groups:
       npm-production:
         dependency-type: production

.github/workflows/dependabot-auto-merge.yml

@@ -21,6 +21,7 @@ jobs:
         uses: dependabot/fetch-metadata@v2
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
+          skip-commit-verification: true
 
       - name: Enable auto-merge after checks pass
         if: |
@@ -30,4 +31,4 @@ jobs:
         env:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           PR_URL: ${{ github.event.pull_request.html_url }}
-        run: gh pr merge "$PR_URL" --auto --squash
+        run: gh pr merge "$PR_URL" --auto --merge