docs: 更新邮箱配置

src/main/resources/application-dev.yml

@@ -22,9 +22,9 @@ spring:
       repositories:
         enabled: false
   mail:
-    host: smtp.163.com
-    username: seecoder@163.com
-    password: seec67NJU
+    host: smtp.exmail.qq.com
+    username: noreply@seecoder.cn
+    password: eNrZcqucgcFtLC29
     properties:
       mail:
         smtp:
@@ -55,4 +55,4 @@ aliyun:
 helper:
   mail:
     from: ${spring.mail.username}
-    subject: seeccoder
+    subject: seecoder