[llvm] [AMDGPU] Increase inline threshold when the callee only has one live use (PR #111311)

[Matt Arsenault via llvm-commits]

arsenm wrote:

> Yes. IIUC, the generic model doesn't seem to have a target dependent approach to adjust the bonus. The default value is not sufficient and we want to inline it regardless.

I'd rather avoid splitting the logic for this. Where is the default handling? 

https://github.com/llvm/llvm-project/pull/111311