t6006: clean up whitespace
The test_format function did not indent its in-line test script in an attempt to make the output of the test look better. But it does not make a big difference to the output, and the source looks quite ugly. Let's use our normal indenting instead. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
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