docs(README): Change the logo to vector image (denoland#11841)

Co-authored-by: Luca Casonato <[email protected]>

README.md

@@ -3,7 +3,7 @@
 [![Build Status - Cirrus][]][Build status] [![Twitter handle][]][Twitter badge]
 [![Discord Chat](https://img.shields.io/discord/684898665143206084?logo=discord&style=social)](https://discord.gg/deno)
 
-<img align="right" src=https://raw.githubusercontent.com/denoland/manual/main/images/deno3.png height="150px">
+<img align="right" src="https://deno.land/logo.svg" height="150px" alt="the deno mascot dinosaur standing in the rain">
 
 Deno is a _simple_, _modern_ and _secure_ runtime for **JavaScript** and
 **TypeScript** that uses V8 and is built in Rust.