bench: refactor to use string interpolation in utils/some-by

PR-URL: #10867
Ref: #8647
Reviewed-by: Athan Reines <kgryte@gmail.com>

Author: Sumithraju

lib/node_modules/@stdlib/utils/some-by/benchmark/benchmark.js

@@ -23,6 +23,7 @@
 var bench = require( '@stdlib/bench' );
 var isBoolean = require( '@stdlib/assert/is-boolean' ).isPrimitive;
 var isnan = require( '@stdlib/math/base/assert/is-nan' );
+var format = require( '@stdlib/string/format' );
 var pkg = require( './../package.json' ).name;
 var someBy = require( './../lib' );
 
@@ -54,7 +55,7 @@ bench( pkg, function benchmark( b ) {
 	b.end();
 });
 
-bench( pkg+'::loop', function benchmark( b ) {
+bench( format( '%s::loop', pkg ), function benchmark( b ) {
 	var total;
 	var count;
 	var bool;