Commit 1edb9d691d (package/v4l2loopback: add
V4L2LOOPBACK_CPE_ID_VENDOR) added that variable, but set to its default
value.
This is however not required to define a valid CPE ID, as it also
defines a non-default CPE_ID_PREFIX.
Drop V4L2LOOPBACK_CPE_ID_VENDOR now.
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
Cc: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
74682e07df