update m2pool 新增注销账号功能

m2pool-modules/m2pool-lease/src/main/java/com/m2pool/lease/exception/GlobalExceptionHandler.java

@@ -59,6 +59,6 @@ public class GlobalExceptionHandler {
      */
     @ExceptionHandler(Exception.class)
     public Result<String> handleException(Exception e) {
-        return Result.fail("系统异常，请稍后再试: " + e.getMessage());
+        return Result.fail("系统异常，请稍后再试!");
     }
 }