Remove partialCached for now because I'm worried of it causing issues

It didn't last very long. Speed isn't really a concern currently since
my sites all generate in ~50ms (on my computer, at least).

layouts/_default/single.html

@@ -2,7 +2,7 @@
 <div class="post-title">
     <h1>
         {{ .Title | markdownify }}
-        {{ if .Draft }}{{ partialCached "icon.html" "edit" "edit" }}{{ end }}
+        {{ if .Draft }}{{ partial "icon.html" "edit" }}{{ end }}
     </h1>
 </div>