Deactivate the dependencies to libgudev.
This fixes the build of gst1-plugins-good.
This fixes the following problem:
```
Package gst1-mod-video4linux2 is missing dependencies for the following libraries:
libgudev-1.0.so.0
```
Signed-off-by: Hauke Mehrtens <redacted>
\
-Dximagesrc=disabled \
-Dv4l2=$(if $(CONFIG_PACKAGE_gst1-mod-video4linux2),en,dis)abled \
+ -Dv4l2-gudev=disabled \
-Dexamples=disabled \
-Dtests=disabled \
-Dnls=enabled \