vim: Import v9.1.0822

* 9.1.0822: topline might be changed in diff mode unexpectedly
* CI: huge linux builds should also run syntax & indent tests

Author: github-actions[bot]

gitlog.txt

@@ -1 +1 @@
-* [9.1.0821](https://github.com/vim/vim/commit/20e045f78148c0ef0143c33ffe686fee72d29376): 'findexpr' completion doesn't set v:fname to cmdline argument\n* [9.1.0820](https://github.com/vim/vim/commit/baab7c08653a4e1b7227d6426d96cab030ccf9e8): tests: Mac OS tests are too flaky\n* [runtime(awk): Highlight more awk comments in syntax script](https://github.com/vim/vim/commit/1e2007e6437da2696d0239d487720eb51e94e15f)\n* [runtime(netrw): add missing change for s:redir()](https://github.com/vim/vim/commit/d69ffbe4bc2196c4fc2b9377167a9a194213a686)\n* [9.1.0819](https://github.com/vim/vim/commit/bdac2ef6fe3bf286dbe61f9511ba3e2347a9da2a): tests: using findexpr and imported func not tested\n* [runtime(netrw): improve netrw's open-handling further](https://github.com/vim/vim/commit/70197885a8957071e4ab6816141ce6e8026635c6)\n* [runtime(netrw): fix syntax error in netrwPlugin.vim](https://github.com/vim/vim/commit/7c96776729a671b7c5f6be81bc29d860920ea1c1)
+* [9.1.0822](https://github.com/vim/vim/commit/05a40e07c2f0e41b708c4c75a6aa7d0e7f6201a3): topline might be changed in diff mode unexpectedly\n* [CI: huge linux builds should also run syntax & indent tests](https://github.com/vim/vim/commit/203c7225f52fbb4a58e544dafbc4ac96b71085b3)