vim: Import v9.1.1948

* 9.1.1948: Windows: Vim adds current directory to search path
* 9.1.1947: [security]: Windows: Vim may execute commands from current directory
* 9.1.1946: Cannot open the help in the current window
* 9.1.1945: tests: Test_getbufwintabinfo() leaves swapfiles behind
* 9.1.1944: getwininfo() does not return if statusline is visible

Author: github-actions[bot]

gitlog.txt

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-* [runtime(doc): clarify the use of v:errormsg](https://github.com/vim/vim/commit/c3cfdefdeee3928671809a20f86ddc5d0fe4cc74)\n* [9.1.1943](https://github.com/vim/vim/commit/a474de64dfd853eb5d3bf04f8bbd6f7d16e10c82): Memory leak with :breakadd expr\n* [runtime(lf): update syntax to support lf version r39](https://github.com/vim/vim/commit/cce452f52d6b52b1f1b630206ba3b54a12465152)
+* [9.1.1948](https://github.com/vim/vim/commit/4d87c9742a544a58c05cb34d4fbaac47e410b369): Windows: Vim adds current directory to search path\n* [9.1.1947](https://github.com/vim/vim/commit/083ec6d9a3b7b09006e0ce69ac802597d25856d6): \[security\]: Windows: Vim may execute commands from current directory\n* [9.1.1946](https://github.com/vim/vim/commit/c0f2d2f14076c32451edb9622da15d54f4abae73): Cannot open the help in the current window\n* [9.1.1945](https://github.com/vim/vim/commit/397ad21268904d977ffe86db684a5d460daba8ed): tests: Test\_getbufwintabinfo() leaves swapfiles behind\n* [9.1.1944](https://github.com/vim/vim/commit/a04ab5f04c1a9e794ed45ff5f8f7e1f9c5e1a535): getwininfo() does not return if statusline is visible