build(deps): bump coverallsapp/github-action from 2.3.6 to 2.3.7

Bumps [coverallsapp/github-action](https://github.com/coverallsapp/github-action) from 2.3.6 to 2.3.7.
- [Release notes](https://github.com/coverallsapp/github-action/releases)
- [Commits](coverallsapp/github-action@648a8eb...5cbfd81)

---
updated-dependencies:
- dependency-name: coverallsapp/github-action
  dependency-version: 2.3.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/ci-test.yml

@@ -331,7 +331,7 @@ jobs:
       - name: Upload coverage to Coveralls
         # python 2.7 and 3.6 versions of coverage can't produce lcov files.
         if: matrix.python-version != '2.7' && matrix.python-version != '3.6'
-        uses: coverallsapp/github-action@648a8eb78e6d50909eff900e4ec85cab4524a45b # v2.3.6
+        uses: coverallsapp/github-action@5cbfd81b66ca5d10c19b062c04de0199c215fb6e # v2.3.7
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           path-to-lcov: coverage.lcov
@@ -367,7 +367,7 @@ jobs:
 
     steps:
       - name: Coveralls Finished
-        uses: coverallsapp/github-action@648a8eb78e6d50909eff900e4ec85cab4524a45b # v2.3.6
+        uses: coverallsapp/github-action@5cbfd81b66ca5d10c19b062c04de0199c215fb6e # v2.3.7
         with:
           github-token: ${{ secrets.github_token }}
           parallel-finished: true