[pm] add DATA_LOADER_TYPE to broadcast intent for fresh installs

Test: manual with incremental install
Before:
05-01 19:43:29.907 12326 12326 E PhoneskyPackageAdded: Action: android.intent.action.PACKAGE_ADDED-----------_
05-01 19:43:29.907 12326 12326 E PhoneskyPackageAdded: Data: package:com.unity.megacity
05-01 19:43:29.908 12326 12326 E PhoneskyPackageAdded: Extras: android.intent.extra.UID : 10236
05-01 19:43:29.908 12326 12326 E PhoneskyPackageAdded: Extras: android.intent.extra.user_handle : 0
05-01 19:43:29.908 12326 12326 E PhoneskyPackageAdded: -----------------------

After :
05-01 20:13:19.762 12359 12359 E PhoneskyPackageAdded: Action: android.intent.action.PACKAGE_ADDED-----------_
05-01 20:13:19.763 12359 12359 E PhoneskyPackageAdded: Data: package:com.unity.megacity
05-01 20:13:19.763 12359 12359 E PhoneskyPackageAdded: Extras: android.intent.extra.UID : 10236
05-01 20:13:19.763 12359 12359 E PhoneskyPackageAdded: Extras: android.content.pm.extra.DATA_LOADER_TYPE : 2
05-01 20:13:19.764 12359 12359 E PhoneskyPackageAdded: Extras: android.intent.extra.user_handle : 0
05-01 20:13:19.764 12359 12359 E PhoneskyPackageAdded: -----------------------

BUG: 155502399
Change-Id: Id161686ab01813ed272311c2d0ba1ec210c7d6a3