Delete .travis.yml

.travis.yml

@@ -1,18 +0,0 @@
-
-language: php
-php:
-  - 7.1
-  - 7.2
-  - 7.3
-  - 7.4
-  - 8.0
-
-cache:
-  directories:
-    - $HOME/.composer/cache
-
-before_script:
-  - composer require php-parallel-lint/php-parallel-lint --no-suggest --no-progress --no-interaction --no-ansi --quiet --optimize-autoloader
-
-script:
-  - php vendor/bin/parallel-lint --no-progress --no-colors --exclude vendor --exclude "system/libs/pot/OTS_DB_PDOQuery.php" .