Force consume insets for TaskView behind a flag.

Before: screenshot/AHTugfhQiiZVpSa
After: screenshot/3UjdKdQy43FJuyj
Bug: 384610303
Fix: 399160282
Test: wm presubmit
Flag: com.android.wm.shell.enable_bubble_app_compat_fixes
Change-Id: I33314047c1dd4ee9c6a98a4c4109a257df9e2ccc