[native_toolchain_c] Fix treeshaking on mac (#2399)

By creating a list of symbols to be exported. 

Also needs to be tested with ICU4X, but manually setting this seems to do the trick to solve dart-lang/i18n#989

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[ffigen] Prepare to publish v19.1.0 (#2410)

[ffigen] Prepare to publish v19.1.0 (#2410)

Add package name arg (#2391)

[native_toolchain_c] Support Module Definitions for linking on Windows (

#2386)

[native_toolchain_c] Add Linking for Windows (#2367)

[native_toolchain_c] Add linking for iOS (#2363)

[native_toolchain_c] Add linking for macOS (#2360)

[hooks] [hooks_runner] Use `any` deps in example and test_data (#2354)

[hooks] Stop leaking `MetadataAsset` (#2357)