vim: Import v9.1.0751

* 9.1.0751: Error callback for term_start() not used
* 9.1.0750: there are some Win9x legacy references
* runtime(java): Recognise the CommonMark form (///) of Javadoc comments
* 9.1.0749: filetype: http files not recognized
* runtime(comment): fix syntax error

gitlog.txt

@@ -1 +1 @@
-* [CI: uploading failed screendump tests does not work Cirrus](https://github.com/vim/vim/commit/5dd4ec0089f0f4ef06571575ea21c0650a969ff5)\n* [9.1.0748](https://github.com/vim/vim/commit/ea84202372061be9b5a9d16b360d5a17d93ccf7e): :keep\* commmands are sometimes misidentified as :k\n* [runtime(indent): allow matching negative numbers for gnu indent config file](https://github.com/vim/vim/commit/ee20fc8062b43eb8e52014978ed8f200158a7efd)\n* [runtime(comment): add gC mapping to (un)comment rest of line](https://github.com/vim/vim/commit/9142136161560a22390de3716044cb21aa57262e)\n* [9.1.0747](https://github.com/vim/vim/commit/8feed3a52548591b2eaef66f4d53e1a49b2dabe5): various typos in repo found\n* [9.1.0746](https://github.com/vim/vim/commit/fa117387eea97306e4c59043b607ccb1533f64ea): tests: Test\_halfpage\_longline() fails on large terminals\n* [runtime(doc): reformat gnat example](https://github.com/vim/vim/commit/6db3fc5632c877062d759356c025fe06e9dc3630)\n* [runtime(doc): reformat ada\_standard\_types section](https://github.com/vim/vim/commit/c3989f184d4dd1ee817c06bb3c04d5471382dd04)\n* [9.1.0745](https://github.com/vim/vim/commit/8a2aea8a623ba183dc0703a47970463b105a9399): filetype: bun and deno history files not recognized\n* [runtime(glvs): Correct the tag name of glvs-autoinstal](https://github.com/vim/vim/commit/7cd6edf2b70d070b00a92bf67c6ddc25f34d4d1b)\n* [runtime(doc): include short form for :earlier/:later](https://github.com/vim/vim/commit/998f018df37088455bd68ad79da3d16bc4ad9bbe)\n* [runtime(doc): remove completed TODO](https://github.com/vim/vim/commit/1678ca36c8a9c183b8ee1a50f1529c2334f6a99d)
+* [9.1.0751](https://github.com/vim/vim/commit/b50bc9ad55ecda07d5909e7057a6e777cd7e9b97): Error callback for term\_start() not used\n* [9.1.0750](https://github.com/vim/vim/commit/563e8ec8c78b4141a6497f14e825be2d63cb891c): there are some Win9x legacy references\n* [runtime(java): Recognise the CommonMark form (///) of Javadoc comments](https://github.com/vim/vim/commit/85f054aa3f0fb9530712d0897e3c8ba29946fad4)\n* [9.1.0749](https://github.com/vim/vim/commit/de6c1d1182076b10212342fd2d441267fbe43a22): filetype: http files not recognized\n* [runtime(comment): fix syntax error](https://github.com/vim/vim/commit/0fb25515cc81b5301649962b25129799334e91c0)