!535 所有的覆写方法，必须加@Override注解

Merge pull request !535 from 天才的逻辑/master

ruoyi-common/src/main/java/com/ruoyi/common/exception/GlobalException.java

@@ -45,6 +45,7 @@ public class GlobalException extends RuntimeException
         return this;
     }
 
+    @Override
     public String getMessage()
     {
         return message;

ruoyi-common/src/main/java/com/ruoyi/common/exception/ServiceException.java

@@ -49,6 +49,7 @@ public final class ServiceException extends RuntimeException
         return detailMessage;
     }
 
+    @Override
     public String getMessage()
     {
         return message;