Update dependencies.

Author: prwater

.gitignore

@@ -1,6 +1,7 @@
 /.idea/
 /.phpunit.result.cache
 /bin/phing
+/bin/php-parse
 /bin/phpunit
 /composer.lock
 /custom.task.properties

.travis.yml

@@ -14,7 +14,7 @@
     "setbased/exception": "^2.0",
     "setbased/helper-code-store-mysql": "^2.0",
     "setbased/php-stratum-middle": "^5.0",
-    "setbased/php-stratum-mysql": "^5.0",
+    "setbased/php-stratum-mysql": "^6.0",
     "setbased/typed-config": "^1.0",
     "symfony/console": "^5.0"
   },