vim: Import v9.0.1833

* 9.0.1833: [security] runtime file fixes
* 9.0.1832: xxd: reporting wrong version
* 9.0.1831: Vim9: failing null test
* 9.0.1830: Vim9: crash when accessing a null object
* 9.0.1829: Vim9 missing access-checks for private vars
* 9.0.1828: cursor wrong with virt text before double-width char
* translation(it): updated Italian manpages
* 9.0.1827: xxd: no color support
* runtime(optwin): Fix for 'splitkeep' option (#12974)
* runtime(forth): Update syntax and ftplugin files (#12976)

gitlog.txt

@@ -1 +1 @@
-* [9.0.1826](https://github.com/vim/vim/commit/1bed993c01c4b5e4c6ab55e80e2410ba87de487c): keytrans() doesn't translate recorded key typed in a GUI\n* [9.0.1825](https://github.com/vim/vim/commit/6e55e85f92aff43c1b3cb564201440f3552d63f0): wrong cursor position with virt text and 'linebreak'\n* [9.0.1824](https://github.com/vim/vim/commit/5bbcfbc4a260bc082829311086c3a1109c40f2d3): Vim9: private members may be modifiable\n* [runtime: cleanup :Sman command via the undo\_ftplugin mechanism (#12967)](https://github.com/vim/vim/commit/9d8ef7cc434076dfda62ca3d3101eaae52e316cd)\n* [9.0.1823](https://github.com/vim/vim/commit/a96d544bc355b1a6021feccf5fa2bd5659bc5269): Autoconf 2.69 too old
+* [9.0.1833](https://github.com/vim/vim/commit/816fbcc262687b81fc46f82f7bbeb1453addfe0c): \[security\] runtime file fixes\n* [9.0.1832](https://github.com/vim/vim/commit/0ffa97e8fae5e73ff05ba24178cfc7206a3fe67e): xxd: reporting wrong version\n* [9.0.1831](https://github.com/vim/vim/commit/6ad4a60a972c7dc2d0cd099fed1e8480cc63422f): Vim9: failing null test\n* [9.0.1830](https://github.com/vim/vim/commit/d7085a06358c22250a27186bb7d52112ed4addd1): Vim9: crash when accessing a null object\n* [9.0.1829](https://github.com/vim/vim/commit/eb91e24d5eca99ad902924911e78f292e9ca0971): Vim9 missing access-checks for private vars\n* [9.0.1828](https://github.com/vim/vim/commit/ac2d8815ae7a93c54b07cba76475cfb3f26a3ac6): cursor wrong with virt text before double-width char\n* [translation(it): updated Italian manpages](https://github.com/vim/vim/commit/e102e44fc6ff6ca648e16a2ad79f71d75afc16c3)\n* [9.0.1827](https://github.com/vim/vim/commit/e2528ae11134cdf35c312754b124aba4963d8054): xxd: no color support\n* [runtime(optwin): Fix for 'splitkeep' option (#12974)](https://github.com/vim/vim/commit/0b8b145bf8bfd3e90a1c30a999e6adb89ec8891c)\n* [runtime(forth): Update syntax and ftplugin files (#12976)](https://github.com/vim/vim/commit/1610528cc3052103e368c4175b09db6f9a6c150c)