Update runtime files.
diff --git a/runtime/doc/usr_45.txt b/runtime/doc/usr_45.txt
index e7844a8..3830eab 100644
--- a/runtime/doc/usr_45.txt
+++ b/runtime/doc/usr_45.txt
@@ -416,4 +416,4 @@
 
 Next chapter: |usr_90.txt|  Installing Vim
 
-Copyright: see |manual-copyright|  vim:tw=78:ts=8:ft=help:norl:
+Copyright: see |manual-copyright|  vim:tw=78:ts=8:noet:ft=help:norl: