Fix comment

Author: youtux

.github/workflows/main.yml

@@ -107,7 +107,7 @@ jobs:
         source .venv/bin/activate
         coverage erase
           # Using `--parallel 4` as it's the number of CPUs in the GitHub Actions runner
-          # Using `installpkg dist/*.tar.gz` because we want to install the pre-built package (want to test against that)
+          # Using `installpkg dist/*.whl` because we want to install the pre-built package (want to test against that)
           tox run-parallel -f ${{ matrix.toxfactor }} --parallel 4 --parallel-no-spinner --parallel-live --installpkg dist/*.whl
         coverage combine
         coverage xml