test: fix return value

Signed-off-by: Athan <[email protected]>

Author: kgryte

lib/node_modules/@stdlib/dstructs/named-typed-tuple/test/test.for_each.js

@@ -79,7 +79,7 @@ tape( 'the method throws an error if invoked with a `this` context which is not
 	}
 
 	function fcn( v ) {
-		void v;
+		return v;
 	}
 });