metadump: rename dont_obfuscate variable

Seeing "if (!dont_obfuscate)" hurts my brain; rename it to
"obfuscate" and invert the logic.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

1 file changed