staging: qlge: add blank line after function declaration

Adhere to linux coding style. Reported by checkpatch:
CHECK: Please use a blank line after function/struct/union/enum declarations
Signed-off-by: Soumya Negi <soumya.negi97@gmail.com>
Link: https://lore.kernel.org/r/20220416191745.7079-1-soumya.negi97@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/qlge/qlge.h

@@ -2072,6 +2072,7 @@ struct qlge_adapter *netdev_to_qdev(struct net_device *ndev)
 
 	return ndev_priv->qdev;
 }
+
 /*
  * The main Adapter structure definition.
  * This structure has all fields relevant to the hardware.