build(deps): bump coverallsapp/github-action from 2.3.0 to 2.3.1

Bumps [coverallsapp/github-action](https://github.com/coverallsapp/github-action) from 2.3.0 to 2.3.1.
- [Release notes](https://github.com/coverallsapp/github-action/releases)
- [Commits](coverallsapp/github-action@643bc37...1134c89)

---
updated-dependencies:
- dependency-name: coverallsapp/github-action
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/ci.yml

@@ -26,7 +26,7 @@ jobs:
       run: lcov --capture -d '.' --exclude '/usr*' -o coverage.info
     - name: Upload coverage
       if: github.repository == 'c9s/r3'
-      uses: coverallsapp/github-action@643bc377ffa44ace6394b2b5d0d3950076de9f63 # v2.3.0
+      uses: coverallsapp/github-action@1134c89e4bf10443bf8f0ec69640b667cfd91041 # v2.3.1
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}
         file: coverage.info