correct typo

server/src/main/resources/application.properties

@@ -1,9 +1,12 @@
 ## debug env configuration
 server.port=8081
+
 spring.cache.type=redis
 spring.redis.host=localhost
 spring.redis.port=6379
+
 spring.datasource.url=jdbc:mysql://localhost:3306/irext?useUnicode=true&useJDBCCompliantTimezoneShift=true&useLegacyDatetimeCode=false&serverTimezone=UTC
 spring.datasource.username=root
 spring.datasource.password=root
+
 user.data.basedir=/data/