Keep fixed rotation transformed surface position for animation leash

The orientation of the target window can be different than who controls
the leash. In order to let the animator use the leash without additional
transformation, the current position of surface needs to be preserved.

Also fix a flaky test due to the display was frozen.

Fixes: 153561756
Fixes: 154030098
Test: atest DisplayContentTests#testApplyTopFixedRotationTransform
      ActivityRecordTests#testActivityOnCancelFixedRotationTransform
Change-Id: I4b75e830b4d63143c6825f0fa5ccbf333b2ba6ff

• services/core/java/com/android/server/wm/WindowContainer.java[diff]
• services/core/java/com/android/server/wm/WindowState.java[diff]
• services/core/java/com/android/server/wm/WindowToken.java[diff]
• services/tests/wmtests/src/com/android/server/wm/ActivityRecordTests.java[diff]
• services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java[diff]