fix unaccountable leading "-e" in /etc/hosts

Author: kayrus

action.yaml

@@ -31,6 +31,8 @@ runs:
     # This is to avoid RabbitMQ to fail at startup because a wrong version of erlang was installed
     - name: Workaround for RabbitMQ
       run: |
+        # fix freaky leading "-e" in /etc/hosts
+        sudo sed -i 's/^-e //g' /etc/hosts
         sudo apt-get purge -y esl-erlang || true
         sudo apt-get install -y erlang rabbitmq-server || true
       shell: bash