Removed PHP 7.2 from the Travis CI config

Author: bensherred

.travis.yml

@@ -2,7 +2,6 @@ language: php
 
 php:
   - 7.3
-  - 7.2
 
 notifications:
   slack: nukacode:HyFrc2QLi5PC5fPxadm07O5v
@@ -22,4 +21,4 @@ before_script:
 script:
   - phpunit --coverage-clover=coverage.clover
   - wget https://scrutinizer-ci.com/ocular.phar
-  - php ocular.phar code-coverage:upload  --format=php-clover coverage.clover
+  - php ocular.phar code-coverage:upload  --format=php-clover coverage.clover