Merge pull request #91 from SanderHagen/v2.0.x

Update guzzlehttp/promises package

Author: firstred

composer.json

@@ -21,7 +21,7 @@
     "require": {
         "php": "^8.1",
         "composer/ca-bundle": "^1.0",
-        "guzzlehttp/promises": "^1.0",
+        "guzzlehttp/promises": "^1.0 || ^2.0",
         "guzzlehttp/psr7": "^1.7 || ^2.0",
         "paragonie/hidden-string": "^2.0",
         "php-http/discovery": "^1.9.1",