[LLDB] [Native PDB] Wrong name is used for Rust types

[Walnut356]

Mentioned here, the Native parser appears to be using a unique ID field instead of the name field for Rust types. Example:

Native:

Dia:

[llvmbot]

@llvm/issue-subscribers-lldb

Author: Walnut (Walnut356)

Mentioned [here](https://github.com//issues/114906#issuecomment-3151067271), the Native parser appears to be using a unique ID field instead of the name field for Rust types. Example:

Native:

<img width="562" height="51" alt="Image" src="https://github.com/user-attachments/assets/c80e7b89-f48c-4cec-af3b-cd42d4c9508c" />

Dia:

<img width="417" height="89" alt="Image" src="https://github.com/user-attachments/assets/19fe08e3-f06c-4f57-9e25-fccde0cc9d67" />