bench: use string interpolation in strided/base/binary-signature-callbacks

PR-URL: #10581
Ref: #8647
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: whizzel

lib/node_modules/@stdlib/strided/base/binary-signature-callbacks/benchmark/benchmark.js

@@ -27,6 +27,7 @@ var signatures = require( '@stdlib/strided/base/binary-dtype-signatures' );
 var cadd = require( '@stdlib/complex/float64/base/add' );
 var caddf = require( '@stdlib/complex/float32/base/add' );
 var add = require( '@stdlib/number/float64/base/add' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var callbacks = require( './../lib' );
 
@@ -42,7 +43,7 @@ var TABLE = {
 
 // MAIN //
 
-bench( pkg+'::strings', function benchmark( b ) {
+bench( format( '%s::strings', pkg ), function benchmark( b ) {
 	var sigs;
 	var out;
 	var v1;
@@ -72,7 +73,7 @@ bench( pkg+'::strings', function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::enums', function benchmark( b ) {
+bench( format( '%s::enums', pkg ), function benchmark( b ) {
 	var sigs;
 	var out;
 	var v1;