fix go import path

Author: yuvalif

.travis.yml

@@ -1,10 +1,10 @@
 language: go
 
 go: 1.9.x
-go_import_path: kubevirt.io/kubevirt/device-plugin-manager
+go_import_path: kubevirt.io/device-plugin-manager
 
 before_install:
   - go get github.com/onsi/gomega
   - go get github.com/onsi/ginkgo/ginkgo
 
-script: make build test
+script: make build test