vim: Import v8.2.4822

* 8.2.4822: setting ufunc to NULL twice
* 8.2.4821: crash when imported autoload script was deleted
* 8.2.4820: not simple programmatic way to find a specific mapping
* 8.2.4819: unmapping simplified keys also deletes other mapping
* 8.2.4818: no test for what 8.2.4806 fixes
* 8.2.4817: Win32 GUI: modifiers are not always used
* 8.2.4816: still using older codecov app in some places of CI

Author: chrisbra

gitlog.txt

@@ -1 +1 @@
-* [8.2.4815](https://github.com/vim/vim/commit/d42b83942e6741de2bb630ee17a2e9fcc03d6b43): cannot build with older GTK version\n* [8.2.4814](https://github.com/vim/vim/commit/4a392d244018fadda375a490f4f4b921023248b9): possible to leave a popup window with win\_gotoid()\n* [8.2.4813](https://github.com/vim/vim/commit/2c40707baa13a53cac4137ffb8b2ac67f50cea63): pasting text while indent folding may mess up folds\n* [8.2.4812](https://github.com/vim/vim/commit/8279cfe49961b3711c84c66a9954c9f70e9b78c8): unused struct item\n* [8.2.4811](https://github.com/vim/vim/commit/0de7369fd4ed5b739341e9d7971538b89b1748e0): Win32 GUI: caps lock doesn't work\n* [8.2.4810](https://github.com/vim/vim/commit/56dba60216a1bf72c1de299316f4d4ef19e50ad5): missing changes in one file\n* [8.2.4809](https://github.com/vim/vim/commit/885de449c0c0ef4a8541ed1f5377351844384516): various things no6 properly tested\n* [8.2.4808](https://github.com/vim/vim/commit/33d3ce640c63366e26b84c8d6f5798187a258ee2): unused item in engine struct
+* [8.2.4822](https://github.com/vim/vim/commit/af59e34f1bf214ec6f2d0304c1c5b11ecda25a83): setting ufunc to NULL twice\n* [8.2.4821](https://github.com/vim/vim/commit/aac12daa61d9e84616771ec9242fd232f46786e6): crash when imported autoload script was deleted\n* [8.2.4820](https://github.com/vim/vim/commit/659c240cf769925ff432b88df8719e7ace4629b0): not simple programmatic way to find a specific mapping\n* [8.2.4819](https://github.com/vim/vim/commit/a4e3332650021921068ef12923b4501c5b9918cb): unmapping simplified keys also deletes other mapping\n* [8.2.4818](https://github.com/vim/vim/commit/ac92ab771952b2a9ee39ea6fa5e70e4c072942d5): no test for what 8.2.4806 fixes\n* [8.2.4817](https://github.com/vim/vim/commit/45684c6ec458c43e20db0b2f5f19ce000d34dbd5): Win32 GUI: modifiers are not always used\n* [8.2.4816](https://github.com/vim/vim/commit/490ac3fe98c737102c3f257bbe7c1797703116d9): still using older codecov app in some places of CI