Updated date formatting

ref DES-937

- updated the format to DD MMM YYYY which is the preferred format in Ghost

Author: minimaluminium

Diff for: partials/post-card.hbs

@@ -39,9 +39,9 @@
                     <span class="gh-card-author">By {{#foreach authors}}{{#if @first}}{{name}}{{else}}, {{name}}{{/if}}{{/foreach}}</span>
                 {{/if}}
                 {{#if @custom.show_publish_date}}
-                    <time class="gh-card-date" datetime="{{date format="YYYY-MM-DD"}}">{{date}}</time>
+                    <time class="gh-card-date" datetime="{{date format="YYYY-MM-DD"}}">{{date format="DD MMM YYYY"}}</time>
                 {{/if}}<!--
          --></footer>
         </div>
     </a>
-</article>
+</article>

Diff for: post.hbs

@@ -77,4 +77,4 @@
             </section>
         {{/if}}
     {{/get}}
-{{/if}}
+{{/if}}