build: Run unit tests on the Jenkins server

The addition of [workspace] to the top level Cargo.toml is necessary to
have the binaries colocated together.

The Cargo.lock files have also been refreshed by the change to the
Cargo.toml.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>

Jenkinsfile

@@ -10,6 +10,10 @@ stage ("Builds") {
 		stage ('Install Rust') {
 			sh "nohup curl https://sh.rustup.rs -sSf | sh -s -- -y"
 		}
+		stage ('Run unit tests') {
+			sh "sudo chmod a+rw /dev/kvm"
+			sh "scripts/run_unit_tests.sh"
+		}
 		stage ('Run integration tests') {
 			sh "sudo chmod a+rw /dev/kvm"
 			sh "scripts/run_integration_tests.sh"