chore(deps): update stefanzweifel/git-auto-commit-action action to v7

Author: renovate[bot]

.github/workflows/rust.yml

@@ -228,6 +228,6 @@ jobs:
           git add ./doc coverage.svg || true
           git status
       
-      - uses: stefanzweifel/git-auto-commit-action@v6
+      - uses: stefanzweifel/git-auto-commit-action@v7
         with:
           commit_message: "GitHub Pages for ${{github.sha}}"