bench: use string interpolation in blas/base/layout-resolve-enum

PR-URL: #10639
Ref: #8647
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: Om-A-osc

lib/node_modules/@stdlib/blas/base/layout-resolve-enum/benchmark/benchmark.js

@@ -21,6 +21,7 @@
 // MODULES //
 
 var bench = require( '@stdlib/bench' );
+var format = require( '@stdlib/string/format' );
 var isInteger = require( '@stdlib/assert/is-integer' ).isPrimitive;
 var str2enum = require( '@stdlib/blas/base/layout-str2enum' );
 var pkg = require( './../package.json' ).name;
@@ -29,7 +30,7 @@ var resolve = require( './../lib' );
 
 // MAIN //
 
-bench( pkg+'::string', function benchmark( b ) {
+bench( format( '%s::string', pkg ), function benchmark( b ) {
 	var values;
 	var out;
 	var i;
@@ -54,7 +55,7 @@ bench( pkg+'::string', function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::integer', function benchmark( b ) {
+bench( format( '%s::integer', pkg ), function benchmark( b ) {
 	var values;
 	var out;
 	var i;