[issue36511] Add Windows ARM32 buildbot

[Steve Dower]

Steve Dower <steve.dower at python.org> added the comment:

Going to leave this in commit review for a bit, in case hitting merge suddenly flushes out some reviews :)

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stage: patch review -> commit review

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue36511>
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