Update clear all drawables

Signed-off-by: Andre Saddler <dresadd09691@gmail.com>
Change-Id: I8ee251b5e2144b2fd62f26cb29a0721d6b3bb72b

Conflicts:
	packages/SystemUI/res/drawable-hdpi/ic_sysbar_recent_land.png
	packages/SystemUI/res/drawable-mdpi/ic_sysbar_recent_land.png
	packages/SystemUI/res/drawable-xhdpi/ic_sysbar_recent_clear.png
	packages/SystemUI/res/drawable-xhdpi/ic_sysbar_recent_clear_land.png