[Microbenchmark] microbench fix for triton template (#92282)
Fixes microbench bug due to triton template https://github.com/pytorch/pytorch/pull/91575
Pull Request resolved: https://github.com/pytorch/pytorch/pull/92282
Approved by: https://github.com/jgong5, https://github.com/desertfire, https://github.com/jansel
