tests: convert `echo -n` to `printf`
The -n option is not standard in POSIX, so convert to printf which should
work the same in every shell.
Signed-off-by:
Mike Frysinger <vapier@chromium.org>
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The -n option is not standard in POSIX, so convert to printf which should
work the same in every shell.
Signed-off-by:
Mike Frysinger <vapier@chromium.org>