Merge pull request #448 from GSadee/2.0-readme-logo

Fix logo in the 2.0 README

Author: mpysiak

README.md

@@ -1,6 +1,10 @@
 <p align="center">
     <a href="https://sylius.com" target="_blank">
-        <img src="https://demo.sylius.com/assets/shop/img/logo.png" />
+        <picture>
+          <source media="(prefers-color-scheme: dark)" srcset="https://media.sylius.com/sylius-logo-800-dark.png">
+          <source media="(prefers-color-scheme: light)" srcset="https://media.sylius.com/sylius-logo-800.png">
+          <img alt="Sylius Logo." src="https://media.sylius.com/sylius-logo-800.png">
+        </picture>
     </a>
 </p>