docker/ubu...: skip building C++/Java APIs
docker/ubu...: skip building C++/Java APIs

This reduces the size of the image from 13.6 GB to 10.9 GB.

Signed-off-by: Cristian Staretu <a9fa6a6bfa078294e74de24b17a6b542e738f113@users.noreply.github.com>

brecode/vpp,milanlenco/vpp-1,rastislavszabo/vpp,milanlenco/vpp-1,rastislavszabo/vpp,brecode/vpp,rastislavszabo/vpp,brecode/vpp,rastislavszabo/vpp,milanlenco/vpp-1,brecode/vpp,rastislavszabo/vpp,rastislavszabo/vpp,rastislavszabo/vpp,milanlenco/vpp-1,brecode/vpp,milanlenco/vpp-1