(🐞) --show-error-code-links shows broken links with errors from plugins

[KotlinIsland]

[tool.mypy]
plugins = ["pydantic.mypy"]

from pydantic import BaseModel

def foo() -> "A":
    return A()

class A(BaseModel):
    a = foo()

> pip install mypy pydantic
> mypy --show-error-code-links test.py
test.py:7: error: Untyped fields disallowed  [pydantic-field]
test.py:7: note: See https://mypy.rtfd.io/en/stable/_refs.html#code-pydantic-field for more info
Found 1 error in 1 file (checked 1 source file)

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