Bump Erlang and RabbitMQ on Travis CI

Author: acogoluegnes

.travis.yml

@@ -13,12 +13,12 @@ addons:
       - sourceline: deb https://packages.erlang-solutions.com/ubuntu trusty contrib
         key_url: https://packages.erlang-solutions.com/ubuntu/erlang_solutions.asc
     packages:
-      - esl-erlang=1:22.0.4-1
+      - esl-erlang=1:22.0.7-1
 # because of https://github.com/travis-ci/travis-ci/issues/8906
 before_install:
   - curl -s https://packagecloud.io/install/repositories/rabbitmq/rabbitmq-server/script.deb.sh | sudo bash
   - sudo mv /opt/jdk_switcher/jdk_switcher.sh /tmp
-  - sudo apt-get install rabbitmq-server=3.7.15-1
+  - sudo apt-get install rabbitmq-server=3.7.18-1
   - sudo mv /tmp/jdk_switcher.sh /opt/jdk_switcher/
 services:
   - rabbitmq