Change PHP keywords to comply with PSR2
requested to merge github/fork/CodeLingoBot/rewrite-jmaconsulting-biz-jmaconsulting-mte-psr2-lower-case-constant-values into master
Created by: CodeLingoTeam
Hi, I've changed a PHP keyword to comply with this standard in PSR2. It's admittedly a small fix but I hope it helps!