staging: rtl8723bs: core: Replace bit shifting with BIT macro

Challenge suggested by coccinelle.
Prefer using BIT and replace bit shifting with the BIT(x) macro.
Signed-off-by: Payal Kshirsagar <payal.s.kshirsagar.98@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/core/rtw_mlme_ext.c

@@ -3955,7 +3955,7 @@ void issue_action_BA(struct adapter *padapter, unsigned char *raddr, unsigned ch
 				/*  A-MSDU NOT Supported */
 				BA_para_set = 0;
 				/*  immediate Block Ack */
-				BA_para_set |= (1 << 1) & IEEE80211_ADDBA_PARAM_POLICY_MASK;
+				BA_para_set |= BIT(1) & IEEE80211_ADDBA_PARAM_POLICY_MASK;
 				/*  TID */
 				BA_para_set |= (status << 2) & IEEE80211_ADDBA_PARAM_TID_MASK;
 				/*  max buffer size is 8 MSDU */