Finalizing Python3 migration

With this patch, vim-emu is using Python3 as default installation
option.

Change-Id: I1238d1d4c96f641c90508ef20b44b88edbbb8222
Signed-off-by: peusterm <manuel.peuster@uni-paderborn.de>
diff --git a/Jenkinsfile b/Jenkinsfile
index a110b16..1f12510 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -60,7 +60,7 @@
     // files owned by root that could not be cleaned up.
     stage("Post-Test") {
         sh "docker images"
-	sh "docker run --rm --privileged --pid='host' -v /var/run/docker.sock:/var/run/docker.sock -u 0:0 osm/vim-emu-master pip list"
+	sh "docker run --rm --privileged --pid='host' -v /var/run/docker.sock:/var/run/docker.sock -u 0:0 osm/vim-emu-master pip3 list"
         sh "docker run --rm --privileged --pid='host' -v /var/run/docker.sock:/var/run/docker.sock -u 0:0 osm/vim-emu-master pytest -v"
         sh "docker run --rm --privileged --pid='host' -v /var/run/docker.sock:/var/run/docker.sock -u 0:0 osm/vim-emu-master flake8 --exclude=.eggs,devops,build,examples/charms --ignore=E501,W605,W504 ."
         sh "echo 'done'"