Half test time, test_asymmetric_load_with_join, to avoid flakiness (#29139)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/29139
Each test has 100 sec timeout.
Current this test takes 90~110 secs to finish, causing flakiness.
Half the load to make it not on the edge of timeout.
ghstack-source-id: 93203670
Differential Revision: D5644012
fbshipit-source-id: 2a85999cf1ae6d18e9a871cd76ce194e1ce7b3e8
