Update cmake.yml

Author: kcotto

.github/workflows/cmake.yml

@@ -16,6 +16,7 @@ jobs:
     # well on Windows or Mac.  You can convert this to a matrix build if you need
     # cross-platform coverage.
     # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
+    name: ${{ matrix.os }}, gfortran-${{ matrix.ver }}
     strategy: 
       os: [ubuntu-latest, macos-latest]