Fix for TCH001 aka import under TYPE_CHECKING

[ssbarnea]

While TCH001 rule is useful one, it is also very common and it would be awesome if ruff could just fix it and move the import from top level to under if TYPE_CHECKING: block.

[tjkuson]

Hi! This was recently added in v0.0.271.

[charliermarsh]

Ah, good call :)