Fix SDNC service registration

Fix the aaaUserName constant.

Change-Id: I4d9272e476874f6a7747970bc67f8f88ff803f21
Issue-Id: SDNC-54
Signed-off-by: Ryan Goulding <ryandgoulding@gmail.com>
diff --git a/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/Dme2PropertiesProvider.java b/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/Dme2PropertiesProvider.java
index 5196149..07c84c6 100644
--- a/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/Dme2PropertiesProvider.java
+++ b/sliPluginUtils/provider/src/main/java/org/onap/ccsdk/sli/core/slipluginutils/Dme2PropertiesProvider.java
@@ -65,9 +65,9 @@
     private static final String PROXY_URLS_VALUE_SEPARATOR = ",";
 
     /**
-     * the key for <code>aafUsername</code>
+     * the key for <code>aafUserName</code>
      */
-    static final String AAF_USERNAME_KEY = "aafUsername";
+    static final String AAF_USERNAME_KEY = "aafUserName";
 
     /**
      * the key for <code>aafPassword</code>