Adding upstream version 2:9.1.1230.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

runtime/vimrc_example.vim

@@ -0,0 +1,53 @@
+" An example for a vimrc file.
+"
+" Maintainer:	The Vim Project <https://github.com/vim/vim>
+" Last Change:	2023 Aug 10
+" Former Maintainer:	Bram Moolenaar <Bram@vim.org>
+"
+" To use it, copy it to
+"	       for Unix:  ~/.vimrc
+"	      for Amiga:  s:.vimrc
+"	 for MS-Windows:  $VIM\_vimrc
+"	      for Haiku:  ~/config/settings/vim/vimrc
+"	    for OpenVMS:  sys$login:.vimrc
+
+" When started as "evim", evim.vim will already have done these settings, bail
+" out.
+if v:progname =~? "evim"
+  finish
+endif
+
+" Get the defaults that most users want.
+source $VIMRUNTIME/defaults.vim
+
+if has("vms")
+  set nobackup		" do not keep a backup file, use versions instead
+else
+  set backup		" keep a backup file (restore to previous version)
+  if has('persistent_undo')
+    set undofile	" keep an undo file (undo changes after closing)
+  endif
+endif
+
+if &t_Co > 2 || has("gui_running")
+  " Switch on highlighting the last used search pattern.
+  set hlsearch
+endif
+
+" Put these in an autocmd group, so that we can delete them easily.
+augroup vimrcEx
+  au!
+
+  " For all text files set 'textwidth' to 78 characters.
+  autocmd FileType text setlocal textwidth=78
+augroup END
+
+" Add optional packages.
+"
+" The matchit plugin makes the % command work better, but it is not backwards
+" compatible.
+" The ! means the package won't be loaded right away but when plugins are
+" loaded during initialization.
+if has('syntax') && has('eval')
+  packadd! matchit
+endif