Add WakeupConfigStoreData for reading and writing to config store.

WakeupConfigStoreData persists the `isActive` and `lockedNetworks` fields to
the config store, and is extensible for adding future fields when
applicable (e.g. onboarding status).

Bug: 64094365
Test: frameworks/opt/net/wifi/tests/wifitests/runtests.sh
Change-Id: I2768755e1f03733777c3f345337cb0f0561858d3
2 files changed