Fixed the `pinned` value in Post::update not being an integer, resulting in wonky sorting.
Fixed the `pinned` value in Post::update not being an integer, resulting in wonky sorting.

vito/chyrp,vito/chyrp,vito/chyrp-site,vito/chyrp,vito/chyrp-site,vito/chyrp-site,vito/chyrp-site,vito/chyrp