change port to editable

Author: lcadzy

PluginsAndFeatures/azure-toolkit-for-intellij/src/com/microsoft/azure/hdinsight/serverexplore/ui/AddNewClusterForm.form

@@ -171,7 +171,7 @@
                           </grid>
                         </constraints>
                         <properties>
-                          <editable value="false"/>
+                          <editable value="true"/>
                           <text value="30443"/>
                         </properties>
                       </component>