Fix iOS CI build

[Johennes]

The CI build for iOS started failing without any changes.

    Compiling matrix-sdk-ui v0.7.0 (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/crates/matrix-sdk-ui)
warning: `matrix-sdk` (lib) generated 1 warning
error: linking with `cc` failed: exit status: 1
  |
  = note: env -u MACOSX_DEPLOYMENT_TARGET LC_ALL="C" PATH="/Users/runner/.rustup/toolchains/stable-aarch64-apple-darwin/lib/rustlib/aarch64-apple-darwin/bin:/private/var/folders/0w/4z5l9vds32nbkz7l22n8j6s80000gn/T/xfs-85d8dcd4:/private/var/folders/0w/4z5l9vds32nbkz7l22n8j6s80000gn/T/xfs-5d38fb86:/Users/runner/hostedtoolcache/node/18.20.5/arm64/bin:/opt/homebrew/lib/ruby/gems/3.0.0/bin:/opt/homebrew/opt/[email protected]/bin:/Users/runner/.local/bin:/opt/homebrew/bin:/opt/homebrew/sbin:/Users/runner/.cargo/bin:/usr/local/opt/curl/bin:/usr/local/bin:/usr/local/sbin:/Users/runner/bin:/Users/runner/.yarn/bin:/Users/runner/Library/Android/sdk/tools:/Users/runner/Library/Android/sdk/platform-tools:/Library/Frameworks/Python.framework/Versions/Current/bin:/Library/Frameworks/Mono.framework/Versions/Current/Commands:/usr/bin:/bin:/usr/sbin:/sbin:/Users/runner/.dotnet/tools" VSLANG="1033" ZERO_AR_DATE="1" "cc" "-Wl,-exported_symbols_list" "-Wl,/var/folders/0w/4z5l9vds32nbkz7l22n8j6s80000gn/T/rustcEIeQ9a/list" "/var/folders/0w/4z5l9vds32nbkz7l22n8j6s80000gn/T/rustcEIeQ9a/symbols.o" "/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/matrix_sdk_ffi.matrix_sdk_ffi.7e8194b4bbd86ce1-cgu.00.rcgu.o" "/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/matrix_sdk_ffi.matrix_sdk_ffi.7e8194b4bbd86ce1-cgu.01.rcgu.o" ...
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[36](8912af01511d326c-vpaes-armv8-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[37](8912af01511d326c-armv8-mont-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[38](8912af01511d326c-p256-armv8-asm-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[39](8912af01511d326c-ghash-neon-armv8-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[40](8912af01511d326c-aesv8-gcm-armv8-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[41](8912af01511d326c-sha512-armv8-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libring-b59f9738185c7efb.rlib[42](8912af01511d326c-sha256-armv8-ios64.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          ld: warning: object file (/Users/runner/work/react-native-matrix-sdk/react-native-matrix-sdk/rust_modules/matrix-rust-sdk/target/aarch64-apple-ios/debug/deps/libblake3-cd760d640577e3b0.rlib[6](db3b6bfb95261072-blake3_neon.o)) was built for newer 'iOS' version (17.5) than being linked (10.0)
          Undefined symbols for architecture arm64:
            "___chkstk_darwin", referenced from:
                _blake3_hash4_neon in libblake3-cd760d640577e3b0.rlib[6](db3b6bfb95261072-blake3_neon.o)
          ld: symbol(s) not found for architecture arm64
          clang: error: linker command failed with exit code 1 (use -v to see invocation)

[olliiiver]

Looks like this is a SDK specific thing. I've opened an issue here:
matrix-org/matrix-rust-sdk#4416

[olliiiver]

Hi @Johennes, #14 should fix the build process.
It disables NEON like mentioned in BLAKE3-team/BLAKE3#437.
It's not optimal, but it should work for now.