macro imported in block and used in subblock is not valid

twigphp/Twig#3090

Author: Findus23

plugins/Marketplace/templates/plugin-list.twig

@@ -1,11 +1,10 @@
-{% import '@Marketplace/macros.twig' as marketplaceMacro %}
-
 {% if pluginsToShow|length > 0 %}
     <div class="pluginListContainer row">
         {% for plugin in pluginsToShow %}
             <div class="col s12 m6 l4">
                 {% embed 'contentBlock.twig' with {'title': ''} %}
                     {% block content %}
+                        {% import '@Marketplace/macros.twig' as marketplaceMacro %}
                         <div class="plugin">
                             <h3 class="card-title" title="{{ 'General_MoreDetails'|translate }}">
                                 <a href="#" piwik-plugin-name="{{ plugin.name }}">{{ plugin.displayName }}</a>