Bug 1731043: Remove backport mistake to 16.10

The blogpost delete form had $title variable in 16.10 but the
changepoststatus form did not.

So gives undefined variable warning on journal list page

behatnotneeded

Change-Id: I562a51687f95cb996a2da023ab52b846c26a1c8a
Signed-off-by: Robert Lyon <robertl@catalyst.net.nz>

htdocs/artefact/blog/lib.php

@@ -1133,7 +1133,7 @@ class ArtefactTypeBlogPost extends ArtefactType {
             $post = new ArtefactTypeBlogPost($id);
             $published = $post->published;
         }
-        $title = hsc($title);
+
         if ($published) {
             $strchangepoststatus = '<span class="icon icon-times icon-lg left text-danger" role="presentation" aria-hidden="true"></span> ' .get_string('unpublish', 'artefact.blog');
         }