fix build when xcode 13.3 command line tools are installed

[michaelknoch]

Using clang from ndk fixes a linking issue which occurs when updating xcode to 13.3

/usr/local/ndk/21.4.7075529/toolchains/llvm/prebuilt/darwin-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin/ld.gold: error: cannot open /Applications/Xcode 13.3.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/13.1.6/lib/linux/libclang_rt.builtins-arm-android.a: No such file or directory
/usr/local/ndk/21.4.7075529/toolchains/llvm/prebuilt/darwin-x86_64/lib/gcc/arm-linux-androideabi/4.9.x/../../../../arm-linux-androideabi/bin/ld.gold: error: cannot open /Applications/Xcode 13.3.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/clang/13.1.6/lib/linux/libclang_rt.builtins-arm-android.a: No such file or directory
clang: error: linker command failed with exit code 1 (use -v to see invocation)
<unknown>:0: error: link command failed with exit code 1 (use -v to see invocation)
[105/449] Building C object UIKit/SDL/SDL2/CMakeFiles/SDL.dir/src/video/SDL_blit_auto.c.o
[106/449] Building C object UIKit/SDL/sdl-gpu/CMakeFiles/SDL_gpu.dir/renderer_GLES_3.c.o
[107/449] Building C object UIKit/SDL/SDL2/CMakeFiles/SDL.dir/src/audio/SDL_audiotypecvt.c.o
ninja: build stopped: subcommand failed.

[rikner]

tested it and it fixed the build for me as well 💯 👍

[ephemer]

🙌🏼 🙌🏼 🙌🏼