Fix flaky testMultiWindowFocusHandleOnDifferentUiThread

The reason of this flaky test is CL[1] which block untrusted
touches in enforcing mode.

This flaky test is fixed after CL[2], remove the FlakyTest
annotation.

[1]: I709711e60f5f4f563e018ee079ef89418e161d14
[2]: Iea970e6a4793dd991e2a666c04bb508d7fa240ed

Fix: 176926757
Test: atest --iterations 100
FocusHandlingTest#testMultiWindowFocusHandleOnDifferentUiThread

Change-Id: Ia6f2324016913be3bc623a7805e06648ed4c7c9a
(cherry picked from commit 59cfe3b541b27f4b9a702256f294be9fae960e41)
1 file changed