Merge pull request #11396 from wellcomecollection/whats-on-this-page-…

…position

Check for slice_type 'editorialImage' not (transformed) 'picture'

content/webapp/types/body.ts

@@ -35,7 +35,7 @@ export function isVideoEmbed(slice: prismic.Slice): slice is RawEmbedSlice {
 export function isEditorialImage(
   slice: prismic.Slice
 ): slice is RawEditorialImageSlice {
-  return slice.slice_type === 'picture';
+  return slice.slice_type === 'editorialImage';
 }
 
 export type ContentListItems =