Call removeTaskIfTiled from the right places within the Controller.

handleFreeformTaskLaunch has changed significantly over time,
introducing a bug that made removeTaskIfTiled be called from
the wrong place within the function.

Flag: com.android.window.flags.enable_tile_resizing
Test: Unit tests and on device testing
Bug: 414788320

Change-Id: Ia1dd98c9d9efd03445d28b5cdae6771710315f3e