Update Examples

Examples.md

@@ -630,12 +630,12 @@ fn main
     //! (1) Since there is only a single expression
     //!     following the `let z=`, without the `scope`
     //!     keyword this would merely be `let z = 2 * x`
-    //! (2) The final  semicolon is allowed and preserved
+    //! (2) The final semicolon is allowed and preserved
     //!     by Husht to suppress the return value from
     //!     the scope, but returning the last expression
     //!     from a scope is the default for Husht
     let z = scope
-        // Final semicolon discards value; `z` ← `()
+        // Final semicolon discards value; `z` ← `()`
         2 * x;
 
     println! "x is {:?}", x