docs: add "Created by The Guild" logo to the readme (#9992)

* add the guild README.md badge

* cleanup

Author: capaj

README.md

@@ -1,4 +1,9 @@
-[![CodeGen](./logo.svg)](https://the-guild.dev/graphql/codegen)
+<div>
+    <img src="./logo.svg" width="150px" alt="GraphQL Code Generator logo"/>
+    <a href="https://the-guild.dev">
+        <img align="right" src="https://the-guild-org.github.io/press-kit/full-dark-logo.svg" alt="Created by The Guild" style="width: 100px;align:right;"/> 
+    </a>
+</div>
 
 [![npm version](https://badge.fury.io/js/%40graphql-codegen%2Fcli.svg)](https://badge.fury.io/js/%40graphql-codegen%2Fcli)