BHV-19913: Don't fire spotlightSelect event while holdpulse event fires.

Issue:
We don't want to fire spotlightSelect event while holdpulse event fire. Because these event can have very short time gap for some times.

Fix:
Added a function isPulsing() in drag.js and based on this._pulsing firing the spotlightSelect event

DCO-1.1-Signed-Off-By: Anshu Agrawal anshu.agrawal@lge.com