AMDGPU/ELF: Sort MACHs by value and add missing reserved MACHs

  - Sort MACHs by its value
  - Add missing reserved MACHs
    - EF_AMDGPU_MACH_AMDGCN_RESERVED_0X3D
    - EF_AMDGPU_MACH_AMDGCN_RESERVED_0X3E

Differential Revision: https://reviews.llvm.org/D97010

GitOrigin-RevId: 71d1f785a5a6afb2d9f49bf9e4c0ea350e0a123d
2 files changed