[clang] [clang][DebugInfo] Attach DW_AT_const_value to static data-member definitions if available (PR #72730)

[via cfe-commits]

zeroomega wrote:

@Michael137 is this patch ready to land? We (I have took over the bug from @ilovepi ) have a few builders that are currently blocked by the behavior change introduced in PR #70639 . It would be great if this change can be landed timely. Thx.

https://github.com/llvm/llvm-project/pull/72730