vim: Import v8.2.5046

* 8.2.5046: vim_regsub() can overwrite the destination
* 8.2.5045: can escape a terminal popup window when the job is finished
* 8.2.5044: command line test fails
* 8.2.5043: can open a cmdline window from a substitute expression
* 8.2.5042: scrollbar thumb in tall scrolled popup not visible

Author: chrisbra

gitlog.txt

@@ -1 +1 @@
-* [8.2.5041](https://github.com/vim/vim/commit/9e636b9d2ef54552383daebf290d916b3d001823): cannot close a terminal popup with "NONE" job\n* [8.2.5040](https://github.com/vim/vim/commit/fc376e0b1a36a2ef153e28752c61342554386886): scrollbar thumb in scrolled popup not visible\n* [8.2.5039](https://github.com/vim/vim/commit/83bd7a974056fd61e142c791e79d9dd89acd5ba4): confusing error if first argument of popup\_create() is wrong\n* [8.2.5038](https://github.com/vim/vim/commit/d28950f9540f77032cee0a3047b05bef50ea81dc): a finished terminal in a popup window does not show scrollbar
+* [8.2.5046](https://github.com/vim/vim/commit/4aaf3e7f4db599932d01d87e5bbcdc342cccee27): vim\_regsub() can overwrite the destination\n* [8.2.5045](https://github.com/vim/vim/commit/10db31f9493425a20f1e53d0f214e621f16d65de): can escape a terminal popup window when the job is finished\n* [8.2.5044](https://github.com/vim/vim/commit/be99042b03edf7b8156c9adbc23516bfcf2cec0f): command line test fails\n* [8.2.5043](https://github.com/vim/vim/commit/71223e2db87c2bf3b09aecb46266b56cda26191d): can open a cmdline window from a substitute expression\n* [8.2.5042](https://github.com/vim/vim/commit/89b25585ccecf223ca41ca212df8ebc227fc035a): scrollbar thumb in tall scrolled popup not visible