vim: Import v9.1.0646

* 9.1.0646: Vim9: imported function may not be found
* runtime(java): Document "g:java_space_errors" and "g:java_comment_strings"
* runtime(java): Cluster optional group definitions and their group links
* runtime(java): Tidy up the syntax file
* runtime(java): Tidy up the documentation for "ft-java-syntax"
* runtime(colors): update habamax scheme - tweak diff/search/todo colors
* runtime(nohlsearch): add missing loaded_hlsearch guard
* runtime(kivy): Updated maintainer info for syntax script

Author: github-actions[bot]

gitlog.txt

@@ -1 +1 @@
-* [Maintainers: Add maintainer for ondir ftplugin + syntax files](https://github.com/vim/vim/commit/491e55d0e7956edd15aeacb19cb8365b6a544cca)\n* [runtime(netrw): removing trailing slash when copying files in same directory](https://github.com/vim/vim/commit/e34d0e37e397419636ae5d27d4b236b193efef07)\n* [9.1.0645](https://github.com/vim/vim/commit/22e8e12d9f5034e1984db0c567b281fda4de8dd7): regex: wrong match when searching multi-byte char case-insensitive\n* [runtime(html): update syntax script to sync by 250 minlines by default](https://github.com/vim/vim/commit/df9f67e10d214e0124f2141f59593529801307a4)\n* [9.1.0644](https://github.com/vim/vim/commit/74011dc1fa7bca6c901937173a42e0edce68e080): Unnecessary STRLEN() when applying mapping\n* [runtime(zip): Opening a remote zipfile don't work](https://github.com/vim/vim/commit/c4be066817d560c870f67f1593630cfb5b39dfc8)\n* [runtime(cuda): source c and cpp ftplugins](https://github.com/vim/vim/commit/e6471b415b6b56f89624e6e0a6b7a17502109d0c)
+* [9.1.0646](https://github.com/vim/vim/commit/164096927b8691085206dae3975766639a9a16e2): Vim9: imported function may not be found\n* [runtime(java): Document "g:java\_space\_errors" and "g:java\_comment\_strings"](https://github.com/vim/vim/commit/30a8ad675d183c15c47b42e37199e98e2f924d69)\n* [runtime(java): Cluster optional group definitions and their group links](https://github.com/vim/vim/commit/77b87c30d93dc2049a41c4ea5884f26612d7cd58)\n* [runtime(java): Tidy up the syntax file](https://github.com/vim/vim/commit/9aabcef1c8f61a7d4f2facf6a510ab6d4f2d52f3)\n* [runtime(java): Tidy up the documentation for "ft-java-syntax"](https://github.com/vim/vim/commit/3749dff093d8c3ba0cd34cebf42bd4d3d93afe26)\n* [runtime(colors): update habamax scheme - tweak diff/search/todo colors](https://github.com/vim/vim/commit/d88ebcbd9ff6e67c2e1ff2abf95f1782aaeed9e4)\n* [runtime(nohlsearch): add missing loaded\_hlsearch guard](https://github.com/vim/vim/commit/5753d99ff667d0feeff6b582bb7df9aaedd9a2cb)\n* [runtime(kivy): Updated maintainer info for syntax script](https://github.com/vim/vim/commit/56e8ed61629cebf737f637d843b9f4a397fbcc72)