fix: Broken image rendering (e. g. Euskotren page)

Author: MoritzWeber0

layouts/partials/image.html

@@ -50,7 +50,7 @@
     data-decorative="true"
   {{- end }}
   loading="{{ $loading }}"
-  {{ with .fetchpriority }}fetchpriority="{{ . }}"{{ end }}
+  {{- with .fetchpriority -}}fetchpriority="{{ . }}"{{- end -}}
   srcset="{{ delimit $srcset ", " }}"
   sizes="(max-width: 576px) calc(100vw - 3.2rem), (max-width: 768px) 540px, (max-width: 992px) 720px, (max-width: 1200px) 960px, (max-width: 1400px) 1140px, 1320px"
   style="{{ delimit $styles "; " | safeCSS }}"