Temporary pin php-parser to 5.3.1 (#6636)

Author: samsonasik

composer.json

@@ -20,7 +20,7 @@
         "doctrine/inflector": "^2.0.10",
         "illuminate/container": "^11.35",
         "nette/utils": "^4.0",
-        "nikic/php-parser": "^5.3.1",
+        "nikic/php-parser": "5.3.1",
         "ocramius/package-versions": "^2.9",
         "ondram/ci-detector": "^4.2",
         "phpstan/phpdoc-parser": "^2.0",