chore: install docker-compose

[tiwarishubham635]

Fixes

Similar to sendgrid/sendgrid-php#1115. Docker-compose v2 is default for github actions now. In order to not break the existing script, we install docker-compose v1.

Checklist

• I acknowledge that all my contributions will be made under the project's license
• I have made a material change to the repo (functionality, testing, spelling, grammar)
• I have read the Contribution Guidelines and my PR follows them
• I have titled the PR appropriately
• I have updated my branch with the main branch
• I have added tests that prove my fix is effective or that my feature works
• I have added the necessary documentation about the functionality in the appropriate .md file
• I have added inline documentation to the code I modified

If you have questions, please file a support ticket.