[llvm] [clang] Add RunTimeLang to Class and Enumeration DIBuilder functions (PR #72011)

[Augusto Noronha via cfe-commits]

augusto2112 wrote:

@felipepiovezan I don't this patch as it is has any changes that are testable. I haven't added any code that will emit a RuntimeLang, only added the option to do that so I can add those callers downstream. In retrospect I should've marked it as NFC.

https://github.com/llvm/llvm-project/pull/72011