Fix sonar violations

Update source to relax sonar

Change-Id: Iabdd713c1772a8c5f0dd32d61483e0960ccdaa2c
Issue-ID: SDC-1372
Signed-off-by: Stone, Avi (as206k) <as206k@att.com>
diff --git a/src/main/java/org/onap/sdc/dcae/controller/proxy/DcaeProxy.java b/src/main/java/org/onap/sdc/dcae/controller/proxy/DcaeProxy.java
index 94279f2..84b6918 100644
--- a/src/main/java/org/onap/sdc/dcae/controller/proxy/DcaeProxy.java
+++ b/src/main/java/org/onap/sdc/dcae/controller/proxy/DcaeProxy.java
@@ -23,7 +23,7 @@
 
 
     //TODO proper configuration class
-    private String beHostUrl;
+    private static String beHostUrl;
 
     public DcaeProxy(String beHostUrl){
         this.beHostUrl = beHostUrl;