stripping

[pmp-p]

investigate if llvm-strip can have effect

rebuild all with -Os -g0 for v0.9

remove docstrings ?

test some "pygame setup.py -stripped" support for all wheels : essentially track unused files for wasm and when gain is great talk mainteners into adding support for smaller pkg sizes. eg huge gain obtained here https://github.com/viblo/pymunk/issues/213#issuecomment-1436092138