Rename featureId -> attributionTag

In the core functionality this changes everything including aidl's and
field names:
- Context
- ContentProvider
- AppOps*
- Package parsing

For the rest, this is a shallow change to only change to the changed
APIs. This keeps the change small-ish

Exempt-From-Owner-Approval: Rename
Fixes: 148792795
Test: TH
Change-Id: I2a2245fe76e09e62cb13d5785d2efb4a304ba54a
Merged-In: I2a2245fe76e09e62cb13d5785d2efb4a304ba54a