ENH Adds no batch dim support for AvgPool1d (#61860)
Summary:
Towards https://github.com/pytorch/pytorch/issues/60585
Pull Request resolved: https://github.com/pytorch/pytorch/pull/61860
Reviewed By: albanD
Differential Revision: D29826382
Pulled By: jbschlosser
fbshipit-source-id: 47e12073d866f0604310fc1ff270cde9907e516d
