ISTWCMS-6167: fixing naming to uw_option

src/patterns/03-layouts/header/header.twig

@@ -3,8 +3,8 @@
   {%  set  faculty = faculty ? faculty : 'org-art' %}
 {% endif %}
 
-{% if not uwoption %}
-  {% set uwoption = 'all' %}
+{% if not uw_option %}
+  {% set uw_option = 'all' %}
 {% endif %}
 
 <header class="uw-header {{ faculty }}" role="banner">
@@ -34,7 +34,7 @@
     }%}
   {%  endif %}
 
-  {% if uwoption == 'all' %}
+  {% if uw_option == 'all' %}
     <!-- Main header horizontal navigation -->
     <nav class="uw-header__nav">
       <div class="uw-header__center">