fixed some issue for the token authorization (#87)

Reviewed-on: PGL/Clyde#87
Reviewed-by: Debucquoy Anthony <d.tonitch@gmail.com>
Co-authored-by: Bartha Maxime <231026@umons.ac.be>
Co-committed-by: Bartha Maxime <231026@umons.ac.be>

backend/src/main/java/ovh/herisson/Clyde/EndPoints/MockController.java

@@ -49,10 +49,6 @@ public class MockController {
         mockUsers = new ArrayList<User>(Arrays.asList(herobrine,joe,meh,joke));
 
         userRepo.saveAll(mockUsers);
-
-        for (User user: mockUsers){
-            tokenRepo.save(new Token(user,user.getPassword()));
-        }
     }
 
     @DeleteMapping("/mock")