fix(serverless): add missing parameters to Handle function signature in Go example (#4721)

Author: ahamez

pages/serverless-functions/how-to/package-function-dependencies-in-zip.mdx

@@ -183,7 +183,7 @@ The example above will create a `.zip` archive that contains the myFunction fold
     .
     ├── go.mod
     ├── go.sum
-    └── handler.go → package handler with func Handle()
+    └── handler.go → package handler with func Handle(w http.ResponseWriter, r *http.Request)
 
     ```