hotspot2: install Passpoint certificates and keys in keystore

When adding a Passpoint provider, install the certificates and
keys specified in the configuration to the keystore.

While there, move the object creation for Passpoint related
objects out of the WifiInjector and into newly created
PasspointObjectFactory.

Bug: 32619189
Test: frameworks/opt/net/wifi/tests/wifitests/runtests.sh
Change-Id: I42ee22a31d30e2c9fa05ece8713b95ebea71256e
8 files changed
tree: f77bce777eb2aed27d5d65d76a1f49161328b5d8
  1. service/
  2. PREUPLOAD.cfg