[compiler-rt] [profile] Change __llvm_profile_counter_bias etc. types to match llvm (PR #102747)

[Petr Hosek via llvm-commits]

petrhosek wrote:

I'd prefer fixing this in the other direction, that is changing `InstrLowerer::getCounterAddress` to use `intptr_t`. The bias is an offset from an address so there's no need to use `int64_t` on a 32-bit system.

https://github.com/llvm/llvm-project/pull/102747