fix: clear date fields of statistics views on filter reset

src/Controller/Administrative/Statistics/ApplicationsByDestinationController.php

@@ -31,7 +31,9 @@ class ApplicationsByDestinationController extends AbstractController
         $form->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            $filterDto = $this->filterHandler->handleRequest($form);
+            $this->filterHandler->handleRequest($form);
+
+            return $this->redirectToRoute('app_administrative_statistics_applications_by_destination');
         }
 
         $statistics = $this->applicationRepository->getApplicationsByDestination(

src/Controller/Administrative/Statistics/FeedbackByDestinationController.php

@@ -31,7 +31,9 @@ class FeedbackByDestinationController extends AbstractController
         $form->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            $filterDto = $this->filterHandler->handleRequest($form);
+            $this->filterHandler->handleRequest($form);
+
+            return $this->redirectToRoute('app_administrative_statistics_feedback_by_destination');
         }
 
         $statistics = $this->dispositionRepository->getFeedbackStatisticsByNormalizedHotelCode(

src/Controller/Administrative/Statistics/FeedbackRatingsByDestinationController.php

@@ -31,7 +31,9 @@ class FeedbackRatingsByDestinationController extends AbstractController
         $form->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            $filterDto = $this->filterHandler->handleRequest($form);
+            $this->filterHandler->handleRequest($form);
+
+            return $this->redirectToRoute('app_administrative_statistics_feedback_ratings_by_destination');
         }
 
         $statistics = $this->feedbackRepository->getAverageRatingsByDestinationAndFeedbackSet(

src/Controller/Administrative/Statistics/FeedbackRatingsController.php

@@ -31,7 +31,9 @@ class FeedbackRatingsController extends AbstractController
         $form->handleRequest($request);
 
         if ($form->isSubmitted() && $form->isValid()) {
-            $filterDto = $this->filterHandler->handleRequest($form);
+            $this->filterHandler->handleRequest($form);
+
+            return $this->redirectToRoute('app_administrative_statistics_feedback_ratings');
         }
 
         $statistics = $this->feedbackRepository->getAverageRatingsByQuestionAndFeedbackSet(