update for recent iOS platform changes

[tcaduser]

Fix matplotlib build for new iOS changes. Asking for some feedback from @misl6

Creates:

dist/lib/iphoneos/libmatplotlib.a
dist/lib/iphonesimulator/libmatplotlib.a

when built on m1

[tcaduser]

Looks like there is something missing in the ci regarding fp-model:

2023-09-10T17:11:58.8591440Z [DEBUG   ] clangclang: : error: error: unknown argument: '-fp-model'unknown argument: '-fp-model'
2023-09-10T17:11:58.8594220Z [DEBUG   ] 
2023-09-10T17:11:58.8595130Z [DEBUG   ] clang: error: unknown argument: '-fp-model'
2023-09-10T17:11:58.8596370Z [DEBUG   ] clangclang: : error: error: no such file or directory: 'strict'no such file or directory: 'strict'
2023-09-10T17:11:58.8597430Z [DEBUG   ] 
2023-09-10T17:11:58.8597950Z [DEBUG   ] clang: error: no such file or directory: 'strict'

[tcaduser]

Please see Issue #860 for where things went wrong. @AndreMiras , could you please restart my build?

[AndreMiras]

LGTM, thanks for the quick follow up fixes.
Will merge if we don't get blocking comments in the next few hours