minor #7741 Add missing trailing comma & Fix foreach code (Ahmed TAILOULOUTE)

This PR was merged into the 2.7 branch.

Discussion
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Add missing trailing comma & Fix foreach code

Commits
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a94a25d Add missing trailing comma & Fix foreach code

Author: xabbuh

assetic/jpeg_optimize.rst

@@ -293,7 +293,7 @@ file:
             'twig' => array(
                 'functions' => array(
                     'jpegoptim' => array(
-                        'output' => 'images/*.jpg'
+                        'output' => 'images/*.jpg',
                     ),
                 ),
             ),

form/form_collections.rst

@@ -231,7 +231,7 @@ zero tags when first created).
 
             <h3>Tags</h3>
             <ul class="tags">
-                <?php foreach($form['tags'] as $tag): ?>
+                <?php foreach ($form['tags'] as $tag): ?>
                     <li><?php echo $view['form']->row($tag['name']) ?></li>
                 <?php endforeach ?>
             </ul>

templating.rst

@@ -723,7 +723,7 @@ correctly:
     .. code-block:: html+php
 
         <!-- app/Resources/views/Article/recent_list.html.php -->
-        <?php foreach ($articles in $article): ?>
+        <?php foreach ($articles as $article): ?>
             <a href="<?php echo $view['router']->generate('article_show', array(
                 'slug' => $article->getSlug(),
             )) ?>">