staging: wfx: fix name of struct hif_req_start_scan_alt

The original name did not make any sense.
Signed-off-by: Jérôme Pouiller <jerome.pouiller@silabs.com>
Link: https://lore.kernel.org/r/20191217161318.31402-26-Jerome.Pouiller@silabs.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wfx/hif_api_cmd.h

@@ -188,7 +188,7 @@ struct hif_req_start_scan {
 	u8    ssid_and_channel_lists[];
 } __packed;
 
-struct hif_start_scan_req_cstnbssid_body {
+struct hif_req_start_scan_alt {
 	u8    band;
 	struct hif_scan_type scan_type;
 	struct hif_scan_flags scan_flags;