excluding ls | grep warning

.github/workflows/generic-dev.yml

@@ -179,4 +179,4 @@ jobs:
       run: |
         wget https://github.com/koalaman/shellcheck/releases/download/v0.7.1/shellcheck-v0.7.1.linux.x86_64.tar.xz
         tar -xf shellcheck-v0.7.1.linux.x86_64.tar.xz
-        shellcheck-v0.7.1/shellcheck --shell=sh --severity=warning tests/playTests.sh
+        shellcheck-v0.7.1/shellcheck --shell=sh --severity=warning --exclude=SC2010 tests/playTests.sh