Address API feedback for carrier selection API

Rename startTemporarilyDisablingAllNonCarrierMergedWifi to
startRestrictingAutoJoinToSubscriptionId.
Rename stopTemporarilyDisablingAllNonCarrierMergedWifi to
stopRestrictingAutoJoinToSubscriptionId.

Bug: 181892269
Test: atest com.android.server.wifi

Change-Id: I75e2144ee76a0cc05dbd90d520e3afe0e6aa0bd0
13 files changed