The link to the clang pointer auth doc is broken, Apple changed their default branch name to 'main' instead of 'master'. A (more?) permanent link is [1]. [1]

The link to the clang pointer auth doc is broken, Apple changed their default branch name to 'main' instead of 'master'. A (more?) permanent link is [1]. [1] https://github.com/apple/llvm-project/blob/73ea7cb9eba3196ae0a4ff882ba5aff3a928aecb/clang/docs/PointerAuthentication.rst https://github.com/apple/llvm-project/blob/73ea7cb9eba3196ae...