Make testSplitscreenPortraitAppOrientationRequests pass to unblock release
Work around to unblock the release for failing test
ActivityManagerAppConfigurationTests#testSplitscreenPortraitAppOrientationRequests
which shouldn't be failing since home stack shouldn't be visible. We need
to dig deeper to see why it is failing.
NOTE: Not failing on current master...
Bug:
110159357
Test: atest ActivityManagerAppConfigurationTests#testSplitscreenPortraitAppOrientationRequests
Change-Id: I69423eef3661133b2a032a166745157b3e344751
(cherry picked from commit
cf2d6475f9fc885e8bc9761ef2d839eaad3f32b4)