删除无用的图片资源, 更新 site 的 favicon

manager/src/main/java/cn/reghao/devops/manager/rbac/model/po/User.java

@@ -57,7 +57,7 @@ public class User extends BaseEntity implements UserDetails {
         this.password = password;
         this.authorities = authorities;
         this.nickname = username;
-        this.avatarUrl = "/imgs/avatar/default.jpg";
+        this.avatarUrl = "/imgs/avatar.jpg";
         this.gender = 2;
     }