feat: add zsumkbn to namespace

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

Author: kgryte

lib/node_modules/@stdlib/blas/ext/base/lib/index.js

@@ -1098,6 +1098,15 @@ setReadOnly( ns, 'wasm', require( '@stdlib/blas/ext/base/wasm' ) );
 */
 setReadOnly( ns, 'zfill', require( '@stdlib/blas/ext/base/zfill' ) );
 
+/**
+* @name zsumkbn
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/blas/ext/base/zsumkbn}
+*/
+setReadOnly( ns, 'zsumkbn', require( '@stdlib/blas/ext/base/zsumkbn' ) );
+
 
 // EXPORTS //