docs: Latest Cucumber branding

Author: kieran-ryan

README.md

@@ -1,5 +1,5 @@
 <h1 align="center">
-  <img src="https://raw.githubusercontent.com/cucumber/vscode/main/images/icon.png" height="71" alt="">
+  <img src="https://raw.githubusercontent.com/cucumber/cucumber-js/46a5a78107be27e99c6e044c69b6e8f885ce456c/docs/images/logo.svg" alt="Cucumber logo" width="75">
   <br>
   Cucumber for VSCode
 </h1>