docs: 去掉within 3 minutes

src/main/java/com/szwl/service/impl/TMessageCodeServiceImpl.java

@@ -106,9 +106,9 @@ public class TMessageCodeServiceImpl extends ServiceImpl<TMessageCodeMapper, TMe
 
             String str1="Dear customer<br>" +
                     "<br>" +
-                    "Hello, your verification code is:";
-            String str2=",please enter it within 3 minutes.";
-            contnet.append(str1).append(code).append(str2);
+                    "Hello, your verification code is: ";
+//            String str2=",please enter it within 3 minutes.";
+            contnet.append(str1).append(code);
         }
         return contnet.toString();
     }