Fixed name of build docker image pipeline

Change-Id: Ib8a5d9f4fa8f9f22bbdb4caff283b46dcc0f7d81
diff --git a/docker-image-build-pipeline.groovy b/docker-build-image-pipeline.groovy
similarity index 100%
rename from docker-image-build-pipeline.groovy
rename to docker-build-image-pipeline.groovy
diff --git a/gating-pipeline.groovy b/gating-pipeline.groovy
index e551cc2..3acc574 100644
--- a/gating-pipeline.groovy
+++ b/gating-pipeline.groovy
@@ -4,7 +4,6 @@
  * JOBS_NAMESPACE - Gerrit gating jobs namespace (mk, contrail, ...)
  *
 **/
-import groovy.json.JsonSlurper
 
 def common = new com.mirantis.mk.Common()
 def gerrit = new com.mirantis.mk.Gerrit()