options: don't imply -v when doing a -p.

This avoids us getting (unnecessary) debug messages during -p.

Signed-off-by: Alain Volmat <alain.volmat@st.com>
Signed-off-by: André Draszik <andre.draszik@linaro.org>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>