[llvm] [llvm-profgen] Parse hex address suffixes in perf scripts (PR #219268)

[Rahman Lavaee via llvm-commits]

rlavaee wrote:

> LGTM! do we know if this will have any runtime overhead over larger amount of samples?

It should not. It is just stripping the trailing whitespaces after address.

https://github.com/llvm/llvm-project/pull/219268