Upgrade core and plugins versions

pom.xml

@@ -1393,7 +1393,7 @@
     <properties>
 
         <!-- Carbon Device Management-->
-        <carbon.device.mgt.version>4.1.11-SNAPSHOT</carbon.device.mgt.version>
+        <carbon.device.mgt.version>4.1.11</carbon.device.mgt.version>
 
         <carbon.device.mgt.version.range>[4.0.0, 5.0.0)</carbon.device.mgt.version.range>
 
@@ -1401,7 +1401,7 @@
         <product.iot.version>${project.version}</product.iot.version>
 
         <!-- Carbon Device Management Plugins-->
-        <carbon.device.mgt.plugin.version>5.0.11-SNAPSHOT</carbon.device.mgt.plugin.version>
+        <carbon.device.mgt.plugin.version>5.0.11</carbon.device.mgt.plugin.version>
 
         <!--Carbon kernel versions-->
         <carbon.kernel.version>4.4.26</carbon.kernel.version>