[SurfaceFlinger] Turn on color management by default.

Turn on color management by default in Android 12. Any device that gets
upgraded to Android 12, if color unmanagement is desired, should set
ro.surface_flinger.use_color_management to false.

Bug: b/171592820
Test: N/A
Change-Id: I5d3ff1559b9f19e4a7ae4ef3a7dbe305951728c9