mypy/main.py requires kwargs from 0.981 onwards (circa September 8, 2022):

[snakier-woeful-0t]

Last version of mypy/main.py that allowed positional arguments:
https://github.com/python/mypy/blob/v0.971/mypy/main.py

Keyword arguments are required from 0.981 onwards (circle September 8, 2022):
https://github.com/python/mypy/blob/v0.981/mypy/main.py

The fix is straightforward and will requires a simple edit to this line:
https://github.com/bazel-contrib/bazel-mypy-integration/blob/main/mypy/main.py#L7