ci: travis: stop pushing images after build to docker hub

Summary:
This stopped working a while ago and we are not actively using it.
If we need it we can bring it back in a better way later.
Depends on D7708

Reviewers: bu5hm4n, zmike

Reviewed By: zmike

Subscribers: cedric, #reviewers, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D7709

.travis.yml

@@ -139,15 +139,6 @@ before_cache:
          mv $HOME/Library/Caches/Homebrew $HOME/cachedir/Homebrew
        fi
 
-after_success:
-  - |
-      if [[ "$TRAVIS_OS_NAME" == "linux" ]] && [[ "$DISTRO" != "" ]]; then
-        docker login -u stefanschmidt1 -p "$DOCKER_PASSWORD"
-        docker tag stefanschmidt1/ci-support-files:$DISTRO stefanschmidt1/ci-support-files:$DISTRO-$TRAVIS_BUILD_NUMBER
-        docker push stefanschmidt1/ci-support-files:$DISTRO
-        docker push stefanschmidt1/ci-support-files:$DISTRO-$TRAVIS_BUILD_NUMBER
-      fi
-
 notifications:
   irc:
     channels: