Enforce RTM_GETLINK restrictions on all 3p apps

This restriction was previously targetSdk gated for apps
with targetSdkVersion>=30.

This change is being posted for app-compat analysis and testing.

Bug: 170188668
Test: build
Change-Id: I08c709b2bb9a67157d0daf921e8ac7717a3bdf6f
4 files changed