docs: fix examples

Author: kgryte

lib/node_modules/@stdlib/wasm/base/array2dtype/README.md

@@ -92,7 +92,7 @@ var v;
 var i;
 for ( i = 0; i < dt.length; i++ ) {
     v = array2dtype( empty( 10, dt[ i ] ) );
-    console.log( '%s => %s', dt, v );
+    console.log( '%s => %s', dt[ i ], v );
 }
 ```
 

lib/node_modules/@stdlib/wasm/base/array2dtype/examples/index.js

@@ -30,5 +30,5 @@ var v;
 var i;
 for ( i = 0; i < dt.length; i++ ) {
 	v = array2dtype( empty( 10, dt[ i ] ) );
-	console.log( '%s => %s', dt, v );
+	console.log( '%s => %s', dt[ i ], v );
 }