feat: add atleast1d, atleast2d, and atleast3d 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
  - task: lint_repl_help
    status: na
  - task: lint_javascript_src
    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: 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: passed
---

Author: kgryte

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

@@ -85,6 +85,33 @@ setReadOnly( ns, 'assign', require( '@stdlib/ndarray/base/assign' ) );
 */
 setReadOnly( ns, 'assignScalar', require( '@stdlib/ndarray/base/assign-scalar' ) );
 
+/**
+* @name atleast1d
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/ndarray/base/atleast1d}
+*/
+setReadOnly( ns, 'atleast1d', require( '@stdlib/ndarray/base/atleast1d' ) );
+
+/**
+* @name atleast2d
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/ndarray/base/atleast2d}
+*/
+setReadOnly( ns, 'atleast2d', require( '@stdlib/ndarray/base/atleast2d' ) );
+
+/**
+* @name atleast3d
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/ndarray/base/atleast3d}
+*/
+setReadOnly( ns, 'atleast3d', require( '@stdlib/ndarray/base/atleast3d' ) );
+
 /**
 * @name atleastnd
 * @memberof ns