p2p: add groupAdd method accepts the group configuration

New WiFi Direct APIs needs to support passing group configuration to
create a group or join a group without negotiation and WPS.

Bug: 64695709
Test: Group creation
      * create a group with a configuration.
      * join it as new Group Client.
      * join it as legacy Wi-Fi STAs.
Test: Group joining
      * create a group with configuration.
      * join above group without negotiation and WPS.

Change-Id: I26f9627199869637fe9e9e5b78f0bf30f02501c3