Update icon url.

Author: schungx

index.html

@@ -30,7 +30,7 @@ <h1 class="space-lg">Embedded scripting language and engine for Rust</h1>
 
             <p class="space-sm">
             <div class="item">
-                <img src="https://crates.io/assets/Cargo-Logo-Small-c39abeb466d747f3be442698662c5260.png" class="icon">
+                <img src="https://crates.io/assets/Cargo-Logo-Small.png" class="icon">
                 <a alt="crates.io" href="https://crates.io/crates/rhai">crates.io</a>
             </div>
             <div class="item">