[PATCH v3 0/2] MR8588: cmd: Fix del builtin's behavior

[Alfred Agrell (＠Alcaro)]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=58027

Also fix the find command, so it works in the new tests. This commit is the same as in !8589, it's needed by both.

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  v3: cmd: Fix errorlevel from del.
      cmd/tests: Pass a valid handle as hStdInput.

https://gitlab.winehq.org/wine/wine/-/merge_requests/8588