Fix Javadoc warning due to incorrect package.

Change-Id: I626c8b81b20cdbbe1b8f292db9c21b32aacc24e8
diff --git a/core/net/src/main/java/org/onosproject/net/intf/impl/package-info.java b/core/net/src/main/java/org/onosproject/net/intf/impl/package-info.java
index e5884c5..87ce4c6 100644
--- a/core/net/src/main/java/org/onosproject/net/intf/impl/package-info.java
+++ b/core/net/src/main/java/org/onosproject/net/intf/impl/package-info.java
@@ -17,4 +17,4 @@
 /**
  * Implementation of service for interacting with interfaces.
  */
-package org.onosproject.net.impl;
+package org.onosproject.net.intf.impl;