new configuration for dataconnect request in internal api harness

internal-api-harness/src/firebase.js

@@ -1,6 +1,8 @@
 // Import the functions you need from the SDKs you need
 import { initializeApp } from "firebase/app";
 import { getAuth } from "firebase/auth";
+import { getDataConnect } from 'firebase/data-connect';
+import { connectorConfig } from '@dataconnect/generated';
 
 // Your web app's Firebase configuration
 const firebaseConfig = {
@@ -14,4 +16,5 @@ const firebaseConfig = {
 
 // Initialize Firebase
 const app = initializeApp(firebaseConfig);
+export const dataConnect = getDataConnect(app, connectorConfig);
 export const auth = getAuth(app);