Merge "Update usage of allowlist/denylist in some method names/comments."

core/java/android/os/INetworkManagementService.aidl

...ore/java/com/android/server/NetworkManagementService.java

...a/com/android/server/net/NetworkPolicyManagerService.java

...ceTest/netpolicy/uidA-allowed-restrict-background-off.xml

...iceTest/netpolicy/uidA-allowed-restrict-background-on.xml

...iceTest/netpolicy/uidA-denied-restrict-background-off.xml

...viceTest/netpolicy/uidA-denied-restrict-background-on.xml

...m/android/server/net/NetworkPolicyManagerServiceTest.java

...java/com/android/server/NetworkManagementServiceTest.java