trivial: kernel/wr_nic: fix for previous commit

Signed-off-by: Alessandro Rubini <rubini@gnudd.com>

kernel/wr_nic/endpoint.c

@@ -50,7 +50,7 @@ void wrn_phy_write(struct net_device *dev, int phy_id, int location,
 		 * We cannot access the phy from Linux, because the phy
 		 * is managed by the lm32 core. However, network manager
 		 * insists on doing that, so we'd better not warn about it
-		 * /
+		 */
 		//WARN_ON(1); /* SPEC: no access */
 		return;
 	}