feat: add gsum* packages to namespace

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

Author: kgryte

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

@@ -423,6 +423,42 @@ setReadOnly( ns, 'gsorthp', require( '@stdlib/blas/ext/base/ndarray/gsorthp' ) )
 */
 setReadOnly( ns, 'gsum', require( '@stdlib/blas/ext/base/ndarray/gsum' ) );
 
+/**
+* @name gsumkbn
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/blas/ext/base/ndarray/gsumkbn}
+*/
+setReadOnly( ns, 'gsumkbn', require( '@stdlib/blas/ext/base/ndarray/gsumkbn' ) );
+
+/**
+* @name gsumkbn2
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/blas/ext/base/ndarray/gsumkbn2}
+*/
+setReadOnly( ns, 'gsumkbn2', require( '@stdlib/blas/ext/base/ndarray/gsumkbn2' ) );
+
+/**
+* @name gsumors
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/blas/ext/base/ndarray/gsumors}
+*/
+setReadOnly( ns, 'gsumors', require( '@stdlib/blas/ext/base/ndarray/gsumors' ) );
+
+/**
+* @name gsumpw
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/blas/ext/base/ndarray/gsumpw}
+*/
+setReadOnly( ns, 'gsumpw', require( '@stdlib/blas/ext/base/ndarray/gsumpw' ) );
+
 /**
 * @name scusum
 * @memberof ns