[llvm] [llvm][DebugInfo] Encode DW_AT_object_pointer on method declarations with DW_FORM_implicit_const (PR #124790)

[Adrian Prantl via llvm-commits]

https://github.com/adrian-prantl approved this pull request.

We probably don't need the LLDB tuning conditional.

https://github.com/llvm/llvm-project/pull/124790