Update component versions for release

pom.xml

@@ -1528,14 +1528,14 @@
         <carbon.governance.version>4.7.23</carbon.governance.version>
 
         <!-- Carbon Device Management-->
-        <carbon.device.mgt.version>3.2.1-SNAPSHOT</carbon.device.mgt.version>
+        <carbon.device.mgt.version>3.2.1</carbon.device.mgt.version>
         <carbon.device.mgt.version.range>[3.1.0, 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>4.2.1-SNAPSHOT</carbon.device.mgt.plugin.version>
+        <carbon.device.mgt.plugin.version>4.2.1</carbon.device.mgt.plugin.version>
 
         <!-- API Management -->
         <carbon.api.mgt.version>6.2.201</carbon.api.mgt.version>
@@ -1640,7 +1640,7 @@
         <caramel.version>1.0.1</caramel.version>
 
         <!-- App manager version-->
-        <appmgt.feature.version>1.5.0</appmgt.feature.version>
+        <appmgt.feature.version>1.5.1</appmgt.feature.version>
 
         <!-- Carbon Store version-->
         <carbon.store.version>1.5.1</carbon.store.version>