[2/n] Inherit parent's bounds on tab tearing

When a tab is detached, the new window now inherits the exact dimensions of the parent window (from which it was separated). Previously, the new window would open with a default size.

Flag: com.android.window.flags.enable_interaction_dependent_tab_tearing_bounds
Bug: 421794493
Test: atest WMShellUnitTests:DesktopTasksControllerTest
Change-Id: I59ae22de7c56371762de466e79ee0932a9e745ea