Restore accidentially removed parts in GraphQL Yoga recipe (dotansimha#8847)

Author: ardatan

website/src/pages/docs/getting-started/index.mdx

@@ -476,6 +476,14 @@ import { createServer } from 'node:http'
 import { createYoga, createSchema } from 'graphql-yoga'
 import { Resolvers } from './resolvers-types'
 
+const typeDefs = readFileSync('./schema.graphql', 'utf8')
+ 
+const resolvers: Resolvers = {
+  Query: {
+    // typed resolvers!
+  }
+}
+
 const schema = createSchema({ typeDefs, resolvers })
 const yoga = createYoga({ schema })
 const server = createServer(yoga)