Refactor various tests to use newWindowBuilder

Bug: 383480021
Test: atest WmTests:ActivityStarterTests
Test: atest WmTests:FrameRateSelectionPriority
Test: atest WmTests:RefreshRatePolicyTest
Test: atest WmTests:RemoteAnimationControllerTest
Test: atest WmTests:SizeCompatTests
Test: atest WmTests:SyncEngineTests
Test: atest WmTests:TransitionTests
Test: atest WmTests:WallpaperControllerTests
Flag: EXEMPT cleaning up tests
Change-Id: I263163640b2471ba8652b07f924ee671fda95d33