Speed up composer install command

[ihor-sviziev]

Description (*)

Fixed Issues (if relevant)

1. magento/magento-semver#<issue_number>: Issue title

Manual testing scenarios (*)

1. ...

2. ...

Questions or comments

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds are green)

[okorshenko]

Hi @ihor-sviziev
Thank you for your contribution. Unfortunately, we are required to remove travis.yml at all from all our projects