call build_android.sh from pytorch CI build script (#18918)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/18918
ghimport-source-id: 98c63da263adbbc6ac74a69ac117740c852833cd
Reviewed By: dreiss
Differential Revision: D14800727
Pulled By: ljk53
fbshipit-source-id: 4d06f845bb34bcdb74b0602404f2a0782f8c8783
