[lldb] [llvm] [Support] [lldb] Fix thread jump #45326 (PR #135778)

[Ebuka Ezike via llvm-commits]

da-viper wrote:

I wasn't sure if I should split it as they are quite small on their own. 

Will create a two new PR for the `symbolizer` and `llvm::StringRef` and this PR will depend on the llvm::StringRef one. 

https://github.com/llvm/llvm-project/pull/135778