fix: 修改角色管理filter

seecoder-portal-server/src/main/java/cn/seecoder/seecoderportalserver/web/rest/AdminController.java

@@ -49,7 +49,8 @@ public class AdminController {
     @GetMapping("/getUsers")
     public OkResponse<List<UserVO>> getUsers() {
         return OkResponse.of(userService.findAllUsers().stream()
-                .filter(user -> user.getRole() == UserRole.STUDENT || user.getRole() == UserRole.SEEC)
+//                .filter(user -> user.getRole() == UserRole.STUDENT || user.getRole() == UserRole.SEEC)
+                .filter(user -> user.getRole() != UserRole.ADMIN)
                 .map(userMapper::userToUserVO)
                 .collect(Collectors.toList()));
     }