Remove added comment

Author: ayylol

sycl/test-e2e/format.py

@@ -236,7 +236,6 @@ def get_extra_env(sycl_devices):
                 (not is_run_line and "build-mode" not in test.config.available_features)):
                 directive.command=""
 
-            # %{run} mode expansion
             if "%{run}" not in directive.command:
                 new_script.append(directive)
                 continue