[U-Boot] [PATCH v2 28/37] binman: Fix up the _DoTestFile() function -u argument

[sjg at google.com]

This should be -u, not -up, since we don't need to preserve the output
directory in this case.

Signed-off-by: Simon Glass <sjg at chromium.org>
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Changes in v2: None

 tools/binman/ftest.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Applied to u-boot-dm, thanks!