brcmfmac: remove comparison to bool in brcmf_fws_attach()

Fix the following coccicheck warning:

drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c:2359:6-40:
WARNING: Comparison to bool
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Reviewed-by: Chi-hsien Lin <chi-hsien.lin@cypress.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200426094053.23132-1-yanaijie@huawei.com

drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c

@@ -2356,7 +2356,7 @@ struct brcmf_fws_info *brcmf_fws_attach(struct brcmf_pub *drvr)
 	fws->drvr = drvr;
 	fws->fcmode = drvr->settings->fcmode;
 
-	if ((drvr->bus_if->always_use_fws_queue == false) &&
+	if (!drvr->bus_if->always_use_fws_queue &&
 	    (fws->fcmode == BRCMF_FWS_FCMODE_NONE)) {
 		fws->avoid_queueing = true;
 		brcmf_dbg(INFO, "FWS queueing will be avoided\n");