appCode change to appSimpleName

examcloud-core-print-starter/src/main/resources/application.properties

@@ -3,4 +3,4 @@ spring.profiles.active=test
 examcloud.startup.startupCode=8009
 examcloud.startup.configCenterHost=config-host
 examcloud.startup.configCenterPort=9999
-examcloud.startup.appCode=print
+examcloud.startup.appSimpleName=print