Fix typo in message designator.

NEWS.md

@@ -15,6 +15,8 @@ For changes prior to version 6.0.0, please see [`NEWS.old`](news.old).
   introduced in v8.0.0.
 - Prevent a division-by-zero error that could occur on the LinkTitles special
   page.
+- Fixed the message that is shown when linking that was triggered from the
+  special page has been completed.
 
 ## [8.0.0][] - 2021-04-06
 

includes/Special.php

@@ -255,7 +255,7 @@ EOF
 			$pagesPerReload = sprintf( '%0.1f', $end );
 		}
 		
-		$output->addWikiMsg( 'linktitltes-special-completed-info', $end,
+		$output->addWikiMsg( 'linktitles-special-completed-info', $end,
 			$config->specialPageReloadAfter, $reloads, $pagesPerReload
 		);
 	}