Update .changeset/unlucky-walls-drum.md

Author: benmccann

.changeset/unlucky-walls-drum.md

@@ -2,4 +2,4 @@
 '@sveltejs/kit': patch
 ---
 
-fix: set a no-op proxy config so that Vite HTTPS works
+fix: when using `@vitejs/plugin-basic-ssl`, set a no-op proxy config to downgrade from HTTP/2 to TLS since `undici` does not yet enable HTTP/2 by default