changed device mgt, plugins and app mgt versions

pom.xml

@@ -1517,14 +1517,14 @@
         <carbon.governance.version>4.7.0</carbon.governance.version>
 
         <!-- Carbon Device Management -->
-        <carbon.device.mgt.version>3.0.15</carbon.device.mgt.version>
+        <carbon.device.mgt.version>3.0.17</carbon.device.mgt.version>
         <carbon.device.mgt.version.range>[3.0.0, 4.0.0)</carbon.device.mgt.version.range>
 
         <!-- IOT Device Management -->
         <product.iot.version>${project.version}</product.iot.version>
 
         <!-- Carbon Device Management Plugins-->
-	    <carbon.device.mgt.plugin.version>4.0.14</carbon.device.mgt.plugin.version>
+	    <carbon.device.mgt.plugin.version>4.0.17</carbon.device.mgt.plugin.version>
 
         <!-- API Management -->
         <carbon.api.mgt.version>6.1.95</carbon.api.mgt.version>
@@ -1629,7 +1629,7 @@
         <caramel.version>1.0.1</caramel.version>
 
         <!-- App manager version-->
-        <appmgt.feature.version>1.2.30</appmgt.feature.version>
+        <appmgt.feature.version>1.2.31</appmgt.feature.version>
 
         <!-- Carbon Store version-->
         <carbon.store.version>1.5.1</carbon.store.version>