Update operations status when serve startup #503

The fix is related for the -
Support ticket - https://support.entgra.net/issues/9668

Implementation -

Implement APIs for operation configuration and save the config in metadata repository.
Implement method for update the operations status when server startup.

API details

Api - /api/device-mgt-config/v1.0/operation-configuration
Scope key - admin:operation_config:manage

Request body format -

{
"deviceTypes" : ["switchgear_controlbox"],
"initialOperationStatus" : "IN_PROGRESS",
"requiredStatusChange" : "ERROR"
}

Note : deviceTypes is an array of strings.

         } catch (MetadataManagementException e) {
             String msg = "Error occurred while retrieving operation configuration";
             log.error(msg, e);
             throw new OperationConfigException(e);

         UserRoleCreateObserver userRoleCreateObserver = new UserRoleCreateObserver();
         bundleContext.registerService(ServerStartupObserver.class.getName(), userRoleCreateObserver, null);
         OperationStartupHandler operationStartupHandler = new OperationStartupHandler();

 import org.apache.commons.logging.LogFactory;
 import org.wso2.carbon.core.ServerStartupObserver;
 public class OperationStartupHandler implements ServerStartupObserver {

                 sql += " AND STATUS=?";
             }
             stmt = connection.prepareStatement(sql);