disable deadcode checks from clang-tidy

Author: dmah42

.github/workflows/clang-tidy.yml

@@ -35,4 +35,4 @@ jobs:
     - name: run
       shell: bash
       working-directory: ${{ runner.workspace }}/_build
-      run: run-clang-tidy
+      run: run-clang-tidy -checks=*,-clang-analyzer-deadcode*