Fixes composer.json OR operator (#199)

Fixes #198

Author: tuimz

Diff for: composer.json

@@ -42,7 +42,7 @@
         "php-http/client-implementation": "^1",
         "php-http/message": "^1.5",
         "php-http/discovery": "^1.2.1",
-        "symfony/http-foundation": "^2.1|^3|^4",
+        "symfony/http-foundation": "^2.1||^3||^4",
         "moneyphp/money": "^3.1"
     },
     "require-dev": {