WifiNetworkFactory: Send package name to UI

Also,
a) Change the name of intent action string to be in conformance
with API guidelines.
b) Refactored an existing meta unit test to inline test.

Bug: 117399926
Bug: 113878056
Test: ./frameworks/opt/net/wifi/tests/wifitests/runtests.sh
Change-Id: I0a4ddb9e7abaf6f694ac8827a530cd0505d46b81
2 files changed