chore(gatsby): migrate webpack-hmr-hooks-patch to TypeScript (#22280)

* chore(gatsby): migrate webpack-hmr-hooks-patch to TypeScript

* fix test

* add guard for webpack-hmr-hooks-patch

* add description for remaining webpack-hmr-hooks-patch as JS

Author: sasurau4

packages/gatsby/src/utils/webpack-hmr-hooks-patch.js

@@ -1,3 +1,7 @@
+/**
+ * This file should remain as JS because the migration to TypeScript break the patch.
+ * For more details, https://github.com/gatsbyjs/gatsby/pull/22280
+ */
 const originalFetch = global.fetch
 delete global.fetch