fix unicode error on cms settings page

cms/templates/settings.html

@@ -193,13 +193,7 @@ CMS.URL.UPLOAD_ASSET = '${upload_asset_url}';
                 'These dates impact <strong>when your courseware can be viewed</strong>, '
                 'but they are <strong>not the dates shown on your course summary page</strong>. '
                 'To provide the course start and registration dates as shown on your course '
-                'summary page, follow the instructions provided by your {manager}.').format(
-                  manager='<abbr title="{program_manager}">{pm}</abbr>'.format(
-                    ## Translators: This is a job title
-                    program_manager=_("Program Manager"),
-                    ## Translators: This is an abbreviation for "Program Manager", which is a job title
-                    pm=_("PM"),
-                  )
+                'summary page, follow the instructions provided by your Program Manager.'
               )}</p>
             </div>
           </div>