fix phpunit cve

fix phpunit cve

Author: wucdbm

composer.json

@@ -21,7 +21,7 @@
         "php-coveralls/php-coveralls": "^2.0",
         "php-cs-fixer/accessible-object": "^1.0",
         "phpunit/phpunit": "^5.7.23 || ^6.4.3",
-        "symfony/phpunit-bridge": "^3.2.2 || ^4.0"
+        "symfony/phpunit-bridge": "^3.2.2 || ^4.1.12"
     },
     "autoload": {
         "psr-4": { "Wucdbm\\PhpCsFixer\\": "src" }