rtlwifi: btcoexist: Fix Smatch warning

The capability for 802.11ac will soon be added to these drivers. Once
that is done, a bitmask will be too large for the data storage.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.c
Simple merge

diff --cc drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
Simple merge

diff --cc drivers/net/wireless/rtlwifi/wifi.h
Simple merge