Fix build invocation

Author: furtib

.github/workflows/foss.yaml

@@ -104,4 +104,4 @@ jobs:
 
       - name: Run Per-File Bazel CodeChecker
         working-directory: ${{ matrix.project.folder }}/test-proj
-        run: bazel build :code_checker_test
+        run: bazel build :per_file_test