[llvm] [BOLT][RISCV] Fix call-relocation-pair test after NOP removal (PR #222308)

[Alexander Wilson via llvm-commits]

rdtscp wrote:

@Thrrreeee My bad, I broke the build as I didn't rebase https://github.com/llvm/llvm-project/pull/216882 on top of https://github.com/llvm/llvm-project/pull/221965

https://github.com/llvm/llvm-project/pull/222308