friendly naming in actions

.github/workflows/cmake.yml

@@ -13,23 +13,20 @@ jobs:
     # cross-platform coverage.
     # See: https://docs.github.com/en/free-pro-team@latest/actions/learn-github-actions/managing-complex-workflows#using-a-build-matrix
     runs-on: ${{ matrix.os }}
+    name: ${{ matrix.os }}-${{ matrix.cc }}
     strategy:
       matrix:
         include:
           - os: macos-latest
-            name: "macOS Clang"
             cc: "clang"
             cxx: "clang++"
           - os: ubuntu-latest
-            name: "Ubuntu Clang"
             cc: "clang-9"
             cxx: "clang++-9"
           - os: ubuntu-latest
-            name: "Ubuntu GCC"
             cc: "gcc-10"
             cxx: "g++-10"
           - os: windows-latest
-            name: "Windows MSVC"
             cc: "cl"
             cxx: "cl"