bench: fix missing namespace

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

Author: kgryte

lib/node_modules/@stdlib/number/uint32/base/identity/benchmark/benchmark.native.js

@@ -38,7 +38,7 @@ var opts = {
 
 // MAIN //
 
-bench( pkg, opts, function benchmark( b ) {
+bench( pkg+'::native', opts, function benchmark( b ) {
 	var x;
 	var y;
 	var i;