fix(cloudflare): set wrangler config in svelte adapter

Author: sam-goodwin

alchemy/src/cloudflare/sveltekit/plugin.ts

@@ -5,6 +5,7 @@ const alchemy = (options?: AdapterOptions) => {
   const platformProxy = getPlatformProxyOptions(options?.platformProxy);
   return adapter({
     platformProxy,
+    config: platformProxy.configPath,
     ...options,
   });
 };