AMDGPU/llvm-readobj: Add missing tests for note parsing/displaying

This is a follow up review/change for https://reviews.llvm.org/D95638

Add valid note tests for code object v2 notes:
  - NT_AMD_HSA_CODE_OBJECT_VERSION (required yaml2obj update)
  - NT_AMD_HSA_HSAIL (required yaml2obj update)
  - NT_AMD_HSA_ISA_VERSION (required yaml2obj update)
  - NT_AMD_HSA_METADATA
  - NT_AMD_HSA_ISA_NAME
  - NT_AMD_PAL_METADATA

Add valid note tests for code object v3 notes:
  - NT_AMDGPU_METADATA

Add invalid note tests for code object v2 notes:
  - NT_AMD_HSA_CODE_OBJECT_VERSION (required yaml2obj update)
  - NT_AMD_HSA_HSAIL (required yaml2obj update)
  - NT_AMD_HSA_ISA_VERSION (required yaml2obj update)

Add invalid note tests for code object v3 notes:
  - NT_AMDGPU_METADATA

Differential Revision: https://reviews.llvm.org/D101304