ENYO-2124: IconButton active state remains while hold and drag
ENYO-2124: IconButton active state remains while hold and drag

Issue:
Button is showing active state while hold and drag to outside of button

Fix:
Use .spotlight with :active to show active state

Signed-off-by: Kunmyon Choi <3510e15fb820b511597698c69f7aab7153d9a537@lge.com>

enyojs/moonstone