[llvm-branch-commits] [llvm] [BOLT][test] Fix callcont-fallthru.s after #129481 (PR #135867)

[Amir Ayupov via llvm-branch-commits]

aaupov wrote:

This approach doesn't solve the problem in case nm is symlinked to llvm-nm which doesn't have the flag. Abandon in favor of #139953.

https://github.com/llvm/llvm-project/pull/135867