vim: Import v9.1.1760

* 9.1.1760: wrong proto file for insexpand.pro
* 9.1.1759: filetype: generic log detection is too disturbing
* runtime(doc): Tweak documentation style more in options and ft_hare
* 9.1.1758: Diff mode crashes when adding text property in autocommand
* runtime(config): mark unportable += as an error
* runtime(html): guard against an existing b:undo_ftplugin var
* 9.1.1757: The colorresp plugin causes additional redraws
* 9.1.1756: termdebug: Need a few more user commands
* runtime(doc): update Markdown syntax documentation and mention Pandoc
* runtime(doc): tweak documentation style a bit more in options.txt
* 9.1.1755: filetype: generic log files are not recognized
* runtime(doc): tweak documentation style
* runtime(doc): Add :defe[r] shortname spec and tag

Author: github-actions[bot]

gitlog.txt

@@ -1 +1 @@
-* [runtime(doc): tweak documentation style](https://github.com/vim/vim/commit/450d59145e8675e608611a37db5f722ae31e041d)\n* [runtime(doc): Add :defe\[r\] shortname spec and tag](https://github.com/vim/vim/commit/e8bbdb90e449959dba9f3b270a78321e2cf1fae8)
+* [9.1.1760](https://github.com/vim/vim/commit/542cc4b35c1dba35634e3ee22081f267153186d0): wrong proto file for insexpand.pro\n* [9.1.1759](https://github.com/vim/vim/commit/48f1d6442d5d255d1b5a353160bff7470afa74cb): filetype: generic log detection is too disturbing\n* [runtime(doc): Tweak documentation style more in options and ft\_hare](https://github.com/vim/vim/commit/235e77a3a35525671d6a5e60c180c0dcc0351ea1)\n* [9.1.1758](https://github.com/vim/vim/commit/46e22fd2f73b03795a5922ba07621472713eddb3): Diff mode crashes when adding text property in autocommand\n* [runtime(config): mark unportable += as an error](https://github.com/vim/vim/commit/1e7a288cd3e522d70ad857a0a4d0ea7797f73bae)\n* [runtime(html): guard against an existing b:undo\_ftplugin var](https://github.com/vim/vim/commit/81ca9916d2fb2675a1a6da22fd68d26fb0ee8b8e)\n* [9.1.1757](https://github.com/vim/vim/commit/c077f5e9d82189f5d1ce86068e10540139fec6cb): The colorresp plugin causes additional redraws\n* [9.1.1756](https://github.com/vim/vim/commit/c975d62473327d7ca74666d41c99651c23f09498): termdebug: Need a few more user commands\n* [runtime(doc): update Markdown syntax documentation and mention Pandoc](https://github.com/vim/vim/commit/c37f25c651722f118289c3e09e7ee5b905c57af4)\n* [runtime(doc): tweak documentation style a bit more in options.txt](https://github.com/vim/vim/commit/97e0f955dadc58e878d9933ca6a5d97374573199)\n* [9.1.1755](https://github.com/vim/vim/commit/b8970b43cd4aab1da9d0b927d86c7021bcae7e35): filetype: generic log files are not recognized\n* [runtime(doc): tweak documentation style](https://github.com/vim/vim/commit/450d59145e8675e608611a37db5f722ae31e041d)\n* [runtime(doc): Add :defe\[r\] shortname spec and tag](https://github.com/vim/vim/commit/e8bbdb90e449959dba9f3b270a78321e2cf1fae8)