Update graphql-server-apollo-yoga.mdx (#8976)

Author: atticoos

website/src/pages/docs/guides/graphql-server-apollo-yoga.mdx

@@ -58,7 +58,7 @@ type Query {
 
 **2. Install the `@graphql-codegen/typescript-resolvers` plugin**
 
-<PackageCmd packages={['-D @graphql-codegen/typescript-resolvers @graphql-codegen/typescript']} />
+<PackageCmd packages={['-D @graphql-codegen/cli @graphql-codegen/typescript-resolvers @graphql-codegen/typescript']} />
 
 **3. Configure the plugin**