Update profile_check.py: figure out why this complains about being unreachable and silence it

Author: wyattscarpenter

misc/profile_check.py

@@ -79,7 +79,7 @@ def check_requirements() -> None:
         # TODO: How to make this work on other platforms?
         sys.exit("error: Only Linux is supported")
 
-    try:
+    try: #type: ignore[unreachable] # https://github.com/python/mypy/issues/10773
         subprocess.run(["perf", "-h"], capture_output=True)
     except (subprocess.CalledProcessError, FileNotFoundError):
         print("error: The 'perf' profiler is not installed")