vim: Import v9.1.1788

* runtime(doc): fix inconsistent indent in cmdline.txt
* runtime(doc): Improve documentation of the ..= assignment operator
* runtime(javascript): Add "using" keyword to JavaScript syntax highlighting
* 9.1.1788: Vim9: can declare a void variable
* runtime(doc): mention improved rendering with 'termguicolors'

Author: github-actions[bot]

gitlog.txt

@@ -1 +1 @@
-* [runtime(swayconfig): support new config options in syntax script](https://github.com/vim/vim/commit/20e78ee807533d642ce4d6910a0718b854b7c405)\n* [9.1.1787](https://github.com/vim/vim/commit/24f0dbba8c19be6969f392f891067ded4233bde7): filetype: not all Sway config files are recognized\n* [runtime(doc): update Vim policy](https://github.com/vim/vim/commit/e89efc22be5f2fa04f3e072f62303845fbc7b1b3)\n* [translation(sr): Update Serbian messages translation](https://github.com/vim/vim/commit/a5bc3af087b00f1939bd95d8830801c215368f32)\n* [runtime(doc): update live-grep and fuzzy-file-picker examples](https://github.com/vim/vim/commit/34747a13e08770ca871e08581551f05153dce9e2)\n* [runtime(sh): refactored sh.vim syntax script](https://github.com/vim/vim/commit/11bde1f16939ef4128d08488ae238c66b46aa056)\n* [runtime(vim): Update base syntax, match :terminal command](https://github.com/vim/vim/commit/da5b6007fb75d4a0fb20583ffd298f032acdfc0d)\n* [runtime(vim): Update base syntax, match :wincmd](https://github.com/vim/vim/commit/b1446dfd23eb95743cda8cec8a6aac6e697c5fbe)\n* [translation(sr): Update vim-02-beginner.tutor translation](https://github.com/vim/vim/commit/8b9e687ea1efbe67e6faf1280c7af70b8ab47787)\n* [translation(sr): Update vim-01-beginner.tutor translation](https://github.com/vim/vim/commit/d0f47cf6568c709ce46c2816101832b1f478d1c5)\n* [9.1.1786](https://github.com/vim/vim/commit/01cde7ff4c771f08edec72d3492d8a56a2b0f73b): Compile error with clipboard\n* [runtime(netrw): 'equalalways' is not always respected](https://github.com/vim/vim/commit/58304078ad0a4954fe57699acc6e75d0b9da86c0)
+* [runtime(doc): fix inconsistent indent in cmdline.txt](https://github.com/vim/vim/commit/1ae980a9cb8d8cb5e5897f3708ddeb7c8c0555bd)\n* [runtime(doc): Improve documentation of the ..= assignment operator](https://github.com/vim/vim/commit/b6f9d38f9607d837b45d905f58dc0199f79414dc)\n* [runtime(javascript): Add "using" keyword to JavaScript syntax highlighting](https://github.com/vim/vim/commit/4b97fc901fd5fc52c2e9ac77c3710976cec5ea9a)\n* [9.1.1788](https://github.com/vim/vim/commit/7376fa3fd8589954e6c855ab8ed13583a50dae86): Vim9: can declare a void variable\n* [runtime(doc): mention improved rendering with 'termguicolors'](https://github.com/vim/vim/commit/a7680a1a69ef5986033b37d0e57f6242c007bcb2)