Add updateFirewallRule API

To deprecated firewallSetUidRule netd binder and move the functionality to
tethering (connectivity) mainline module, expose updateFirewallRule to
support the caller outside the module. Currently the API are still call
to netd. Will replace with the implementation inside tethering
(connectivity) module.

Bug: 209935649
Test: atest CtsHostsideNetworkTests
Change-Id: I0b53c999e06c2378afec0eb491815ec398c91b0b
4 files changed