[llvm] [InstrProfiling] Always create data variables (PR #72069)

[Alan Phipps via llvm-commits]

evodius96 wrote:

> Looks reasonable to me, but I'm not very familiar with this pass. Perhaps @ZequanWu can take a look too.

Thanks -- I'm going to go ahead and merge this to fix this issue. @ZequanWu if you have any concerns we can easily tweak it.

https://github.com/llvm/llvm-project/pull/72069