Adding additional docs for OemNetworkPreferences

Bug: 181036259
Test: make and device boot
Change-Id: I60375dc97f6ed1d2959aa920d3099c1841866e1b
1 file changed
tree: ceb921bf70fce86c3ceb5ca0262f318c95745d0c
  1. core/
  2. framework/
  3. service/
  4. services/
  5. tests/
  6. OWNERS