call postLoad in findAllByUsername and postPersist in create methods

src/main/java/cz/cvut/kbss/termit/service/repository/PasswordChangeRequestRepositoryService.java

@@ -39,11 +39,13 @@ public PasswordChangeRequest create(UserAccount userAccount) {
         request.setCreatedAt(Instant.now());
 
         passwordChangeRequestDao.persist(request);
+        postPersist(request);
         return request;
     }
 
     public List<PasswordChangeRequest> findAllByUsername(String username) {
-        return passwordChangeRequestDao.findAllByUsername(username);
+        List<PasswordChangeRequest> loaded = passwordChangeRequestDao.findAllByUsername(username);
+        return loaded.stream().map(this::postLoad).toList();
     }
 
     @Override