[llvm] [clang] [CloneFunction][DebugInfo] Avoid cloning DILocalVariables of inlined functions (PR #75385)

[Jeremy Morse via cfe-commits]

jmorse wrote:

...ah, actually is it malformed because there's a DICompositeType in the retainedNodes list for a DISubprogram? I remember that the verifier considered that illegal before your patch landed, but not after.

https://github.com/llvm/llvm-project/pull/75385