Change partner banner size thumbnail to medium

website/partners/templatetags/partner_banners.py

@@ -28,5 +28,5 @@ def render_partner_banners(context):
 
     return {
         'partners': [p for p in all_partners if p.id in chosen],
-        'thumb_size': settings.THUMBNAIL_SIZES['small']
+        'thumb_size': settings.THUMBNAIL_SIZES['medium']
     }