Testing new version of dependency

Author: gnongsie

composer.json

@@ -19,7 +19,7 @@
         "ext-json": "*",
         "ext-mbstring": "*",
         "cache/apcu-adapter": "1.0.0",
-        "firebase/php-jwt": "5.0.0"
+        "firebase/php-jwt": "^5.0.0"
     },
     "require-dev": {
         "phpunit/phpunit": "~4.8"