Don't use single quotes in jinja templates

It confuses something somewhere along the way, the single quotes end up
as part of the string content rather than denoting the start and end of
the string, was causing dictization errors when submitting the
organization form using paste.fixture.TestApp (but not when submitting
it using a web browser)

ckan/templates/organization/snippets/organization_form.html

@@ -9,7 +9,7 @@
     {% set attrs = {'data-module': 'slug-preview-target'} %}
     {{ form.input('title', label=_('Title'), id='field-title', placeholder=_('My Organization'), value=data.title, error=errors.title, classes=['control-full'], attrs=attrs) }}
 
-    <input type='hidden' name='id' id='id' value="{{data.get('id')}}">
+    <input type="hidden" name="id" id="id" value="{{data.get('id')}}">
 
     {# Perhaps these should be moved into the controller? #}
     {% set prefix = h.url_for(controller='organization', action='read', id='') %}