DO NOT MERGE Put parameterized weights on top two sharing shortcuts of each...

DO NOT MERGE Put parameterized weights on top two sharing shortcuts of each app as per shortcuts native ranking in PeopleService Sharesheet model.
By default weights are 0 which ensures ranking same as what it is now.

Bug: 168212835
Test: atest com.android.server.people.prediction.SharesheetModelScorerTest
Change-Id: I02eaa5b6a448c33b51e5f4c6acaba93e7a2bd995