experiment with removing COVERALLS_TOKEN

Author: ligurio

.github/workflows/test.yml

@@ -65,7 +65,7 @@ jobs:
        make coverage
     - name: upload coverage data to coveralls.io
       if: ${{ matrix.python-version == '3.8' && matrix.tarantool-version == '2.7' }}
-      run: coveralls -v --service=github-actions
+      run: coveralls --service=github
       env:
-        COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_TOKEN }}
-        GITHUB_TOKEN: $COVERALLS_REPO_TOKEN
+        #COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_TOKEN }}
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}