Update runtime files.
diff --git a/runtime/doc/usr_46.txt b/runtime/doc/usr_46.txt
index b05a660..0986ba1 100644
--- a/runtime/doc/usr_46.txt
+++ b/runtime/doc/usr_46.txt
@@ -34,7 +34,7 @@
 Let's start with an example, a script that exports one function and has one
 private function: >
 
-	vim9script  " This indicates a Vim9 script file, 
+	vim9script  " This indicates a Vim9 script file.
 
 	export def GetMessage(): string
 	   let result = ''