wifi: Rename API to make it more clear

Bug: 213387087
CTS-Coverage-Bug: 215444873
Test: atest -c FrameworksWifiApiTests
Test: atest -c NetworkPolicyManagerServiceTest
Change-Id: Id0381efb1f57ea0290876dbea0a0011842b0a51f
Merged-In: Id0381efb1f57ea0290876dbea0a0011842b0a51f
7 files changed