target-arm: Reindent ancient page-table-walk code

A few of the oldest parts of the page-table-walk code have broken indent
(either hardcoded tabs or two-spaces). Reindent these sections.

For ease of review, this patch does not touch the brace style and
so is a whitespace-only change.

Backports commit 554b0b09aec4579c8164f363b18a263150e91a2c from qemu
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Peter Maydell 2018-02-12 11:53:53 -05:00 committed by Lioncash
parent 0046642958
commit 11c6c143d7
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