[gTest] Add more test coverage for Batchnorm Backward#3445

Draft

xinlipn wants to merge 2 commits intodevelopfrom sl/bn_bwd

+4-1

Commits on Dec 19, 2024

3 test cases for backward spatial single and multiple
xinlipn
committed

Commits on Jan 6, 2025

Merge branch 'develop' into sl/bn_bwd
xinlipn
authored