staging: ks7010: Remove unused 'struct hostif_mib_set_confirm_t'.

'struct hostif_mib_set_confirm_t' is not used in this driver. Remove
'struct hostif_mib_set_confirm_t'.
Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ks7010/ks_hostif.h

@@ -168,12 +168,6 @@ struct hostif_mib_set_request_t {
 	struct hostif_mib_value mib_value;
 } __packed;
 
-struct hostif_mib_set_confirm_t {
-	struct hostif_hdr header;
-	__le32 mib_status;
-	__le32 mib_attribute;
-} __packed;
-
 struct hostif_power_mgmt_request_t {
 	struct hostif_hdr header;
 	__le32 mode;