[llvm] [llvm][test] Fix filecheck annotation typos [1.5/n] (PR #94857)

[via llvm-commits]

klensy wrote:

They passing CI and can be reviewed and merged (probably) faster, so first PR will have only few unsolved ones when this one will be merged (and #93673 rebased).

Plus i have new pending fixes, with current PR state its harder to manage changes across many files for me.

https://github.com/llvm/llvm-project/pull/94857