[PATCH v2 0/1] MR6883: msxml3: Add indentation test.

[Orin Varley (＠ovarley1)]

Adding a test to make sure the indentation of xml elements is a tab even after moving to another thread. To prevent regressions like the bug bellow.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=57325

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  v2: msxml3: Add indentation test.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/6883