Replace non-PEP 585 types in watch.py - #39527

Failed to save: Unable to reserve cache with key setup-python-Linux-x64-24.04-Ubuntu-python-3.10.20-pip-0a122068458480e1f3003fb34ed8360326f948f7370de99aa662abdbe99a2919. More details: cache write denied: token has no writable scopes

Cache reservation failed: cache write denied: token has no writable scopes

Cache reservation failed: cache write denied: token has no writable scopes

Cache reservation failed: cache write denied: token has no writable scopes

Cache reservation failed: cache write denied: token has no writable scopes