Camera: Update timer drawables

Replace drawables with newer version with proper
size, shadows etc.

Change-Id: I6c20403a6645463f86ac75190c0be74705cd1554

Conflicts:
	res/drawable-hdpi/ic_indicator_timer_0.png
	res/drawable-mdpi/ic_indicator_timer_0.png
	res/drawable-xhdpi/ic_indicator_timer_0.png