These imports are entirely unused in the entire script.

Signed-off-by: Patrick Uiterwijk <patrick@puiterwijk.org>
Signed-off-by: Peter Robinson <pbrobinson@gmail.com>
Acked-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>