Change Dependabot PR merge strategy to squash

Author: cx-anurag-dalke

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

@@ -18,7 +18,7 @@ jobs:
         env:
           PR_URL: ${{github.event.pull_request.html_url}}
           GITHUB_TOKEN: ${{secrets.PERSONAL_ACCESS_TOKEN }}
-        run: gh pr merge --auto --merge "$PR_URL"
+        run: gh pr merge --auto --squash "$PR_URL"
       - name: Auto approve dependabot PRs
         uses: hmarr/auto-approve-action@f0939ea97e9205ef24d872e76833fa908a770363 #v4
         with: