Fixed method declarations ( resolves #8157 )

[ink-splatters]

This PR fixes #8157 by:

• declaring new macro for PyCFunctionWithKeywords python type
• adding missing parameters to methods and fixing corresponding invocations

also, module_methods[] table in kitty/cocoa_window.m was updated to use METHOD* macros

[kovidgoyal]

-Wcast-function-type-mismatch is unknown in older clang you need to to
suppress it conditionally based on clang version. And postscript name
for face is used in linux code as well so if you change its signature
you need to change it there as well.

[kovidgoyal]

Fixed in master.