docs: update README.md links

Author: Planeshifter

lib/node_modules/@stdlib/array/convert-same/README.md

@@ -128,6 +128,8 @@ for ( i = 0; i < DTYPES.length; i++ ) {
 
 <section class="links">
 
+[@stdlib/array/dtypes]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/array/dtypes
+
 <!-- <related-links> -->
 
 [@stdlib/array/convert]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/array/convert