bench: fix require expression

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
report:
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    status: passed
  - task: lint_editorconfig
    status: passed
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---

Author: kgryte

lib/node_modules/@stdlib/ndarray/base/unary-by/benchmark/benchmark.3d_columnmajor.js

@@ -31,7 +31,7 @@ var identity = require( '@stdlib/math/base/special/identity' );
 var filledarray = require( '@stdlib/array/filled' );
 var shape2strides = require( '@stdlib/ndarray/base/shape2strides' );
 var pkg = require( './../package.json' ).name;
-var unaryBy = require( './../lib/3d.js', identity );
+var unaryBy = require( './../lib/3d.js' );
 
 
 // VARIABLES //