Update .travis.yml

Author: ashtru

.travis.yml

@@ -9,13 +9,12 @@ sudo: false
 before_script:
     - pecl install xmldiff
     - composer install --prefer-dist --ignore-platform-reqs
-    - chmod +x ./test-sample-codes.sh
-    - git submodule update --remote --recursive 
+    - git submodule update --remote --recursive
 
 script:
     - vendor/phpunit/phpunit/phpunit --coverage-clover=coverage.clover
 
 after_script:
     - wget https://scrutinizer-ci.com/ocular.phar
     - php ocular.phar code-coverage:upload --format=php-clover coverage.clover
-    - vendor/phpunit/phpunit/phpunit sample-code-php/test-runner.php
+    - vendor/phpunit/phpunit/phpunit sample-code-php/test-runner.php