Cleaned up productCard labs flag

refs https://github.com/TryGhost/Team/issues/1258

- removed labs flag and conditionals

ghost/admin/app/services/feature.js

@@ -57,7 +57,6 @@ export default Service.extend({
     filesAPI: feature('filesAPI'),
     fileCard: feature('fileCard'),
     audioCard: feature('audioCard'),
-    productCard: feature('productCard'),
     beforeAfterCard: feature('beforeAfterCard'),
     richTwitterNewsletters: feature('richTwitterNewsletters'),
     tweetGridCard: feature('tweetGridCard'),

ghost/admin/app/templates/settings/labs.hbs

@@ -365,19 +365,6 @@
                         </div>
                     </div>
                 </div>
-                <div class="gh-expandable-block">
-                    <div class="gh-expandable-header">
-                        <div>
-                            <h4 class="gh-expandable-title">Cardmageddon - Product</h4>
-                            <p class="gh-expandable-description">
-                               Card for product recommendation
-                            </p>
-                        </div>
-                        <div class="for-switch">
-                           <GhFeatureFlag @flag="productCard" />
-                        </div>
-                    </div>
-                </div>
                 <div class="gh-expandable-block">
                     <div class="gh-expandable-header">
                         <div>

ghost/admin/lib/koenig-editor/addon/options/cards.js

@@ -246,8 +246,7 @@ export const CARD_MENU = [
             desc: 'Add a product recommendation',
             matches: ['product'],
             type: 'card',
-            replaceArg: 'product',
+            replaceArg: 'product'
-            isAvailable: 'feature.productCard'
         },
         {
             label: 'Before/After',