[pytorch] fix debug symbol flag for android clang (#46331)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/46331
Fix the android build size issue #46246.
Test Plan: Imported from OSS
Reviewed By: dhruvbird
Differential Revision: D24390061
Pulled By: ljk53
fbshipit-source-id: b4a6f297e89b9c08dff4297c6a41aabd41d9fff5
