Merge pull request #138 from juse-less/bugfix/class-return-type

Fix | V2 - Changed the Response class return type to its interface counterpart

Author: Sammyjo20

src/Http/PendingRequest.php

@@ -434,7 +434,7 @@ protected function resolveResponseClass(): string
      *
      * @return \Saloon\Contracts\Response
      */
-    public function send(): Response
+    public function send(): ResponseContract
     {
         return (new Dispatcher($this))->execute();
     }