Updates guzzle (#11)

* Updates guzzle

* guzzle update

Co-authored-by: Th0rn0 <dev@th0rn0.co.uk>

Author: CallumEddisford

composer.json

@@ -4,7 +4,7 @@
     "type": "library",
     "require": {
         "php": "^7.1.3",
-        "guzzlehttp/guzzle": "^6.3",
+        "guzzlehttp/guzzle": "^6.3|^7",
         "illuminate/support": ">=5",
         "symfony/http-foundation": "^5.0"
     },