staging: rtl8723bs: remove unused enum

remove unused enum.
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Link: https://lore.kernel.org/r/029a9639ef046e44defc59854d6bb9a86dd3db4f.1619794331.git.fabioaiuto83@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/hal/HalBtcOutSrc.h

@@ -78,12 +78,6 @@ enum {
 	BTC_CHIP_MAX
 };
 
-enum {
-	BTC_MSG_INTERFACE	= 0x0,
-	BTC_MSG_ALGORITHM	= 0x1,
-	BTC_MSG_MAX
-};
-
 /*  following is for BTC_MSG_INTERFACE */
 #define INTF_INIT	BIT0
 #define INTF_NOTIFY	BIT2