Restrict minimum window width and size to 386x352 dp while resizing.

Demo: https://drive.google.com/file/d/1lLLExr8iZ3S7P_TX1AMj2sdOUffkcTHZ/view?usp=sharing

Fixes: 280825317
Flag: com.android.window.flags.enable_desktop_windowing_size_constraints
Test: manual test, atest CtsWindowManagerDeviceAnimations:ManifestLayoutTests and WMShellUnitTests:DragPositioningCallbackUtilityTest
Change-Id: I1080be4c0d0c1e39537b4d0c0d5294aadee57c9c