Pass TaskFragmentAnimationParams to TaskFragment

Pass the animationBackgroundColor set in WM Jetpack to WM Core through
TaskFragmentAnimationParams.

Introduce TaskFragmentOperation for all the future TaskFragment related
WindowContainerTransaction operations.

Bug: 263047900
Test: atest WmTests:TaskFragmentOrganizerControllerTest
Merged-In: Ia8da5ea7cb6a9ba0615b77ba06b16339d78c11fd
Change-Id: Ia8da5ea7cb6a9ba0615b77ba06b16339d78c11fd