ci: remove dependabot self-approval step

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

@@ -42,18 +42,6 @@ jobs:
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Approve safe update when repository settings allow it
-        if: >
-          contains(fromJSON('["version-update:semver-patch","version-update:semver-minor"]'), steps.metadata.outputs.update-type) ||
-          (steps.metadata.outputs.update-type == 'version-update:semver-major' &&
-           (steps.metadata.outputs.package-ecosystem == 'github-actions' ||
-            steps.metadata.outputs.dependency-type == 'direct:development'))
-        continue-on-error: true
-        env:
-          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          PR_URL: ${{ github.event.pull_request.html_url }}
-        run: gh pr review --approve "$PR_URL" --body "Safe Dependabot update approved for auto-merge."
-
       - name: Wait for pull request checks to pass
         if: >
           contains(fromJSON('["version-update:semver-patch","version-update:semver-minor"]'), steps.metadata.outputs.update-type) ||