Remove append/quota mechanism from direct share target surfacing, due to...

Remove append/quota mechanism from direct share target surfacing, due to ChooserTargetSevice sunset.

Bug: 182146792
Test: verify on local phone
Change-Id: Id9f76c9e1be5b0dfdff5ff1256b90a4b397045d6
Merged-In: Id9f76c9e1be5b0dfdff5ff1256b90a4b397045d6
(cherry picked from commit b5a385a1)