HID: sony: remove redundant assignment

The variable ret is being assigned a value that is never read
afterwards. The assignment is redundant and can be removed.

Cleans up clang scan build warning:
drivers/hid/hid-sony.c:2020:3: warning: Value stored to 'ret'
is never read [deadcode.DeadStores]
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.com>

drivers/hid/hid-sony.c

@@ -2016,8 +2016,6 @@ static int sony_input_configured(struct hid_device *hdev,
 
 	} else if (sc->quirks & MOTION_CONTROLLER) {
 		sony_init_output_report(sc, motion_send_output_report);
-	} else {
-		ret = 0;
 	}
 
 	if (sc->quirks & SONY_LED_SUPPORT) {