fix inline javascript causing old-style repo view to break

app/views/projects/tree/_old_tree_content.html.haml

@@ -22,9 +22,3 @@
 - if can_edit_tree?
   = render 'projects/blob/upload', title: _('Upload New File'), placeholder: _('Upload New File'), button_title: _('Upload file'), form_path: project_create_blob_path(@project, @id), method: :post
   = render 'projects/blob/new_dir'
-
-:javascript
-  // Load last commit log for each file in tree
-  $('#tree-slider').waitForImages(function() {
-    gl.utils.ajaxGet("#{escape_javascript(@logs_path)}");
-  });