feat: add unflattenShape to namespace

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---

Author: kgryte

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

@@ -1543,6 +1543,15 @@ setReadOnly( ns, 'unaryStrided1dDispatchFactory', require( '@stdlib/ndarray/base
 */
 setReadOnly( ns, 'unaryBlockSize', require( '@stdlib/ndarray/base/unary-tiling-block-size' ) );
 
+/**
+* @name unflattenShape
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/ndarray/base/unflatten-shape}
+*/
+setReadOnly( ns, 'unflattenShape', require( '@stdlib/ndarray/base/unflatten-shape' ) );
+
 /**
 * @name vind2bind
 * @memberof ns