mt76: mt7615: remove hdr->fw_ver check

Only mt7615 uses v1 version. Also, some of released firmware doesn't
have hdr->fw_ver.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt7615/mcu.c

@@ -1449,8 +1449,7 @@ static int mt7615_load_n9(struct mt7615_dev *dev, const char *name)
 		 sizeof(dev->mt76.hw->wiphy->fw_version),
 		 "%.10s-%.15s", hdr->fw_ver, hdr->build_date);
 
-	if (!is_mt7615(&dev->mt76) &&
-	    !strncmp(hdr->fw_ver, "2.0", sizeof(hdr->fw_ver))) {
+	if (!is_mt7615(&dev->mt76)) {
 		dev->fw_ver = MT7615_FIRMWARE_V2;
 		dev->mcu_ops = &sta_update_ops;
 	} else {