Merge branch 'master-hutao' into 'master'

修改maven私服地址

See merge request fairylandcloudschool/sign-assignment-enroll!1

pom.xml

@@ -21,8 +21,8 @@
 
     <repositories>
         <repository>
-            <id>wmy4.0</id>
-            <url>http://mvn.km365.pw/nexus/content/groups/wmy4.0-group/</url>
+            <id>yunSchool</id>
+            <url>http://180.169.149.1:8081/repository/yunSchool/</url>
             <releases>
                 <enabled>true</enabled>
             </releases>