brcmfmac: enable 80Mhz in 5G custom regulatory rules

By default allow 80Mhz in custom regulatory rules of the 5G band so
the channels will not be flagged with N0_80MHZ.

Reviewed-by: Daniel (Deognyoun) Kim <dekim@broadcom.com>
Reviewed-by: Franky Lin <frankyl@broadcom.com>
Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c

@@ -221,9 +221,9 @@ static const struct ieee80211_regdomain brcmf_regdom = {
 		 */
 		REG_RULE(2484-10, 2484+10, 20, 6, 20, 0),
 		/* IEEE 802.11a, channel 36..64 */
-		REG_RULE(5150-10, 5350+10, 40, 6, 20, 0),
+		REG_RULE(5150-10, 5350+10, 80, 6, 20, 0),
 		/* IEEE 802.11a, channel 100..165 */
-		REG_RULE(5470-10, 5850+10, 40, 6, 20, 0), }
+		REG_RULE(5470-10, 5850+10, 80, 6, 20, 0), }
 };
 
 static const u32 __wl_cipher_suites[] = {