feat: add flipud2d to namespace

Author: kgryte

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

@@ -486,6 +486,15 @@ setReadOnly( ns, 'flatten5d', require( '@stdlib/array/base/flatten5d' ) );
 */
 setReadOnly( ns, 'flatten5dBy', require( '@stdlib/array/base/flatten5d-by' ) );
 
+/**
+* @name flipud2d
+* @memberof ns
+* @readonly
+* @type {Function}
+* @see {@link module:@stdlib/array/base/flipud2d}
+*/
+setReadOnly( ns, 'flipud2d', require( '@stdlib/array/base/flipud2d' ) );
+
 /**
 * @name strided2array
 * @memberof ns