Check grcov

Author: andrewdavidmackenzie

.github/workflows/clippy_build_test.yml

@@ -64,8 +64,8 @@ jobs:
         if: matrix.rust == 'stable'
         run: |
           cargo install grcov
-          which grcov
-          sudo which grcov
+          grcov --version
+          sudo grcov --version
           rustup component add llvm-tools-preview
           echo RUSTFLAGS="-C instrument-coverage" >> "$GITHUB_ENV"
           echo LLVM_PROFILE_FILE="libproc-%p-%m.profraw" >> "$GITHUB_ENV"