fixed an issue in the logging

components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/admin/DeviceTypePublisherAdminServiceImpl.java

@@ -215,7 +215,7 @@ public class DeviceTypePublisherAdminServiceImpl implements DeviceTypePublisherA
             log.error("Failed to load tenant, tenantDomain: " + tenantDomain, e);
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
         } catch (ParseException e) {
-            log.error("Invalid stream definition for device type" + type " for tenant, tenantDomain: " + tenantDomain, e);
+            log.error("Invalid stream definition for device type" + type + " for tenant, tenantDomain: " + tenantDomain, e);
             return Response.status(Response.Status.INTERNAL_SERVER_ERROR).build();
         }
     }