Charger: Avoid animation while not charging DO NOT MERGE

At present, charging animation runs irrespective of whether charger
is connected or not. When the charger is disconnected, device not shutdown
for 10secs. Charging animation during this period should be avoided.

Change-Id: Idf8e6a11261aec2812f1ebbbdec1bd1ad769565e
Signed-off-by: Pavan Kumar S <pavan.kumar.s@intel.com>
Signed-off-by: Jenny TC <jenny.tc@intel.com>
Signed-off-by: Yong Yao <yong.yao@intel.com>