Update runtime files

https://github.com/vim/vim/commit/f1dcd14fc5d4370476cd82895a4479ca2d252e54

missing autocmd blocks and getscriptinfo()

Co-authored-by: Bram Moolenaar <Bram@vim.org>

Update runtime files

https://github.com/vim/vim/commit/6ebe4f970b8b398087076a72a7aae6e680fb92da

Co-authored-by: Bram Moolenaar <Bram@vim.org>

Update runtime files
https://github.com/vim/vim/commit/f269eabc6c4f5bdcef989cd5b4b95ba8ccaa4d8a

Update runtime files
https://github.com/vim/vim/commit/9fbdbb814f4ad67a14979aba4a6a49800c2f1a99

Skip ftplugin/vim.vim (vim9script change)
Drop indent/vim.vim and autoload/dist/vimindent.vim (vim9script rewrite)

Update runtime files
https://github.com/vim/vim/commit/0daafaa7d99ef500f76b1b12f5fe8153e2fcaea0

skip vim9script ftplugin
create userfunc.txt from Neovim content (skip section 3, needs 9.0.0379)

Update runtime files
https://github.com/vim/vim/commit/5ed11535e0695163cec71033b98bb97356cf0113

Problem:    No menus specifically for the terminal window.
Solution:   Add :tlmenu. (Yee Cheng Chin, closes vim/vim#3439) Add a menu test.
https://github.com/vim/vim/commit/4c5d815256099b50eca2ec5bf8f9aaa67a890211

ADDR_OHTER comes from patch 8.1.1241, which has already been ported.

Ref: https://github.com/vim/vim/commit/84f546363068e4ddfe14a8a2a2322bb8d3a25417
Rename:
- `underlineline` to `underdouble`
- `underdot` to `underdotted`
- `underdash` to `underdashed`

`underdouble` also now takes higher precedence than `undercurl`.

Update runtime files
https://github.com/vim/vim/commit/d799daa660b8821943cbe1682f00da9e812dd48c

Update runtime files
https://github.com/vim/vim/commit/d592deb336523a5448779ee3d4bba80334cff1f7