Update example

Author: kgryte

lib/node_modules/@stdlib/ndarray/ctor/include/stdlib/ndarray/ctor.h

@@ -99,6 +99,9 @@
 * // Explicitly specify the number of bytes:
 * x->byteLength = (x->length) * (x->BYTES_PER_ELEMENT);
 *
+* // Explicitly set the array flags:
+* x->flags = stdlib_ndarray_flags( x );
+*
 * // Free allocated memory:
 * free( x );
 */