Add an env.var to tell drush make to ignore checksums

2 jobs for feature/drush-make-ignore-checksums in 48 seconds (queued for 2 seconds)
Name Stage Failure
sonarqube Quality There is an unknown failure, please try again
INFO: ------------------------------------------------------------------------
ERROR: Error during SonarQube Scanner execution
ERROR: Unable to execute SonarQube
ERROR: Caused by: Fail to download libraries from server
ERROR: Caused by: unexpected url: /batch_bootstrap/index
ERROR: To see the full stack trace of the errors, re-run SonarQube Scanner with the -e switch.
ERROR: Re-run SonarQube Scanner using the -X switch to enable full debug logging.
ERROR: Job failed: exit code 1