Limit bazel to a maximum of 4 jobs
Limit bazel to a maximum of 4 jobs

Avoid issues when bazel runs in docker containers.

davidvossel/kubevirt,kubevirt/kubevirt,stu-gott/kubevirt,stu-gott/kubevirt,stu-gott/kubevirt,davidvossel/kubevirt,davidvossel/kubevirt,stu-gott/kubevirt,davidvossel/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt,kubevirt/kubevirt