chore: update to 11ty 1.0.0

src/includes/homepage-districts.njk

@@ -7,7 +7,7 @@
     <li class="homepage-districts-item" {{ site.animation }}>
       <a class="homepage-districts-item-link" href="{{ item.url }}">
         <div class="image-shadow">
-          <img src="/assets/images/districts/thumbnails/hamburg-{{ item.data.title | slug }}-450px.jpg" class="homepage-districts-item-image" alt="#">
+          <img src="/assets/images/districts/thumbnails/hamburg-{{ item.data.title | slugify }}-450px.jpg" class="homepage-districts-item-image" alt="#">
         </div>
         <h3 class="homepage-districts-item-headline">
           {{ item.data.title }}

src/layouts/district.njk

@@ -7,7 +7,7 @@ css: district.css
 {% set nextPost = collections.districts | sortByTitle | getNextCollectionItem(page) %}
 
 <div class="image-shadow district-hero-container">
-  <img class="district-hero" src="/assets/images/hero/hamburg-{{ title | slug }}.jpg" alt="{{ title }}"/>
+  <img class="district-hero" src="/assets/images/hero/hamburg-{{ title | slugify }}.jpg" alt="{{ title }}"/>
 </div>
 
 <div class="district-title">