[fix] engine pinterest - ignore result type 'story'

Close: https://github.com/searxng/searxng/issues/3289
Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

searx/engines/pinterest.py

@@ -48,6 +48,10 @@ def response(resp):
     )
 
     for result in json_resp['resource_response']['data']['results']:
+
+        if result['type'] == 'story':
+            continue
+
         results.append(
             {
                 'template': 'images.html',