spec: Make sure to use the proper docker-compose for cleanup

refs COREFE-286

Change-Id: I0f1b399621a200efe69e8d37c553290e1e172949
Reviewed-on: https://gerrit.instructure.com/208904
Tested-by: Jenkins
QA-Review: Clay Diffrient <cdiffrient@instructure.com>
Product-Review: Clay Diffrient <cdiffrient@instructure.com>
Reviewed-by: James Butters <jbutters@instructure.com>

Jenkinsfile.frontend

@@ -28,7 +28,13 @@ def setDockerUp () {
 }
 
 def cleanupDocker () {
-  sh 'build/new-jenkins/docker-cleanup.sh'
+  withEnv(['COMPOSE_FILE=docker-compose.new-jenkins-web.yml:docker-compose.new-jenkins-karma.yml']) {
+    // Make sure to clean up the karma containers and image
+    sh 'docker-compose rm -fs karma'
+    sh 'docker rmi frontend_karma'
+    // Clean up all the other stuff
+    sh 'build/new-jenkins/docker-cleanup.sh'
+  }  
 }
 
 def isMerge () {

build/new-jenkins/docker-cleanup.sh

@@ -4,7 +4,7 @@ docker-compose stop && docker-compose down --volumes --remove-orphans --rmi all
 docker-compose stop && docker-compose down --volumes --remove-orphans --rmi all
 
 echo "running docker images"
-docker ps
+docker ps -a
 echo "images locally"
 docker images
 echo "volumes left over"