net: wireless: bcmdhd: Enable p2p support bits for p2p device

Change-Id: I62102ead0e72be41d591f9562f3ac27c41b9e395
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
bcmdhd: backport wl_cfg80211_mgmt_tx_cancel_wait

Needed for Wi-Fi Direct to function properly. Backported from
kernel/common commit 8b056ddc94d30fdb5bc5cd981c050b25cd5eabc7.

Change-Id: I4f93b86958d357366c0433bcd93cb755e44c6c16