Method as variable inside class fail to count parameters #18438

Bug Report

if a varible inside a class is a method of other class, when you call it has problems counting the parameters

(A clear and concise description of what the bug is.)

To Reproduce

https://mypy-play.net/?mypy=latest&python=3.12&gist=75f641be99916a76f9c9113fe99cd78d

Expected Behavior

The program run correctly ( on runtime or in pyright works fine)

Actual Behavior

mypy counts the second method as another self.