[media] cx24113: Don't reuse core macro names

The info and err macros are already defined by the USB stack. Rename
these macros to avoid macro redefinition warnings.

Signed-off-by: Hans Petter Selasky <hselasky@c2i.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>