Update runtime files.
diff --git a/runtime/doc/pi_netrw.txt b/runtime/doc/pi_netrw.txt
index b4f2f26..478338e 100644
--- a/runtime/doc/pi_netrw.txt
+++ b/runtime/doc/pi_netrw.txt
@@ -4267,4 +4267,4 @@
 
 ==============================================================================
 Modelines: {{{1
- vim:tw=78:ts=8:ft=help:norl:fdm=marker
+ vim:tw=78:ts=8:noet:ft=help:norl:fdm=marker