[azure] Change the compiler-rt install prefix

[azure] Build compiler-rt builtin libraries

[wimal] Fix libc++ namespace issue for ndk

[sysroot] Fix sysroot symlink problems

[azure] Avoid achieving unnecessary sysroot files

[wimal] Set the default android api level to 21

[clang] Allow the NSAttributedString * return type with format_arg at…

…tribute

llvm/llvm-project@2de0a18

[wima] Use ghc::filesystem instead of boost

https://github.com/gulrak/filesystem/releases/v1.5.12

[azure] Add pipeline job for arm64-macos

[llvm] Disable terminfo