Remove layout_html shortcode

It is used only once and can easily be replaced with inline div, resulting in shorter code. Also fixes broken email within its usage

Signed-off-by: Egor Savkin <es@m-labs.hk>

content/experiment-control/control-loops.md

@@ -37,7 +37,7 @@ The <a href="https://github.com/quartiq/stabilizer" target="_blank" rel="noopene
 
 
 
-{% layout_html(css='row d-flex align-items-top mt-5 mb-5') %}
+<div class="row d-flex align-items-top mt-5 mb-5">
 
   <div class="col-12 col-md-3">
     <ul>
@@ -66,7 +66,7 @@ The <a href="https://github.com/quartiq/stabilizer" target="_blank" rel="noopene
     </p>
   </div>
 
-{% end %}
+</div>
 
 
 

templates/shortcodes/layout_html.html

@@ -1,5 +0,0 @@
-<div class="{% if css %}{{ css }}{% else %}row d-flex align-items-center mt-5 mb-5{% endif %}">
-
-  {{ body | safe }}
-
-</div>