runtime(misc): announce adoption of various runtime files

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/autoload/netrwSettings.vim b/runtime/autoload/netrwSettings.vim
index d65f831..5525c0d 100644
--- a/runtime/autoload/netrwSettings.vim
+++ b/runtime/autoload/netrwSettings.vim
@@ -1,6 +1,7 @@
 " netrwSettings.vim: makes netrw settings simpler
 " Date:		Nov 15, 2021
-" Maintainer:	Charles E Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
+" Maintainer:   This runtime file is looking for a new maintainer.
+" Former Maintainer: Charles E Campbell
 " Version:	18
 " Copyright:    Copyright (C) 1999-2007 Charles E. Campbell {{{1
 "               Permission is hereby granted to use and distribute this code,