Rename WIFI_P2P_PERSISTENT_GROUPS_CHANGED_ACTION intent

Rename WIFI_P2P_PERSISTENT_GROUPS_CHANGED_ACTION intent
to ACTION_WIFI_P2P_PERSISTENT_GROUPS_CHANGED to conform
to naming conventions.

Bug: 143892817
Test: compiles
Change-Id: I8fce665af122969a63dc6fafed137f349c12eb58
1 file changed