Bump coverallsapp/github-action from 2.3.0 to 2.3.6 (#645)

Bumps [coverallsapp/github-action](/~https://github.com/coverallsapp/github-action) from 2.3.0 to 2.3.6.
- [Release notes](/~https://github.com/coverallsapp/github-action/releases)
- [Commits](coverallsapp/github-action@v2.3.0...v2.3.6)

---
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>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Purunjay Bhal <purunjaybhal@microsoft.com>

.github/workflows/dotnetcore-build.yml

@@ -37,7 +37,7 @@ jobs:
       run: ./scripts/check-coverage.ps1 -reportPath coveragereport/Cobertura.xml -threshold 93
 
     - name: Coveralls GitHub Action
-      uses: coverallsapp/github-action@v2.3.0
+      uses: coverallsapp/github-action@v2.3.6
       if: ${{ github.event_name == 'push' }}
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}