update README

RuoYi

2024-12-13 0cb9e906e7f2632d0f4cf009b40b9b498cd7ffeb

 src/main/java/com/ruoyi/framework/security/service/SysRegisterService.java

@@ -69,7 +69,7 @@
        {

            msg = "密码长度必须在5到20个字符之间";

        }

        else if (UserConstants.NOT_UNIQUE.equals(userService.checkUserNameUnique(sysUser)))

        else if (!userService.checkUserNameUnique(sysUser))

        {

            msg = "保存用户'" + username + "'失败，注册账号已存在";

        }