staging: rtl8723bs: Using comparison to true is error prone

fix below issue reported by checkpatch

CHECK: Using comparison to true is error prone
CHECK: Using comparison to false is error prone
Signed-off-by: John Oldman <john.oldman@polehill.co.uk>
Link: https://lore.kernel.org/r/20200515173108.14739-1-john.oldman@polehill.co.ukSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/core/rtw_security.c

@@ -756,7 +756,7 @@ u32 rtw_tkip_decrypt(struct adapter *padapter, u8 *precvframe)
 				static u32 no_gkey_bc_cnt;
 				static u32 no_gkey_mc_cnt;
 
-				if (psecuritypriv->binstallGrpkey == false) {
+				if (!psecuritypriv->binstallGrpkey) {
 					res = _FAIL;
 
 					if (start == 0)
@@ -1837,7 +1837,7 @@ u32 rtw_aes_decrypt(struct adapter *padapter, u8 *precvframe)
 				static u32 no_gkey_bc_cnt;
 				static u32 no_gkey_mc_cnt;
 
-				if (psecuritypriv->binstallGrpkey == false) {
+				if (!psecuritypriv->binstallGrpkey) {
 					res = _FAIL;
 
 					if (start == 0)
@@ -2369,7 +2369,7 @@ u8 rtw_handle_tkip_countermeasure(struct adapter *adapter, const char *caller)
 	struct security_priv *securitypriv = &(adapter->securitypriv);
 	u8 status = _SUCCESS;
 
-	if (securitypriv->btkip_countermeasure == true) {
+	if (securitypriv->btkip_countermeasure) {
 		unsigned long passing_ms = jiffies_to_msecs(jiffies - securitypriv->btkip_countermeasure_time);
 		if (passing_ms > 60*1000) {
 			DBG_871X_LEVEL(_drv_always_, "%s("ADPT_FMT") countermeasure time:%lus > 60s\n",