markup: trim marker goes beside }} [skip ci]

Author: jo3-l

layouts/_default/_markup/render-codeblock-kroki.html

@@ -1,7 +1,7 @@
 {{- /*
 	HOTFIX: override kroki rendering to unblock CI
 	TODO(jo3-l): fix this properly
-- */}}
+*/ -}}
 <div class="highlight">
 	<pre><code class="language-txt">{{ .Inner }}</code></pre>
 </div>