Point to the internal typing file in app-exp's package.json (#3030)

* point to the internal typing file

* Remove api report from prepush

* remove stale code

Author: Feiyang1

packages-exp/app-exp/package.json

@@ -52,7 +52,7 @@
   "bugs": {
     "url": "https://github.com/firebase/firebase-js-sdk/issues"
   },
-  "typings": "./dist/app-exp-public.d.ts",
+  "typings": "./dist/app-exp.d.ts",
   "nyc": {
     "extension": [
       ".ts"

tools/gitHooks/api-report.js

@@ -17,7 +17,6 @@
 
 const { doPrettierCommit } = require('./prettier');
 const { doLicenseCommit } = require('./license');
-const { doApiReportsCommit } = require('./api-report');
 const { resolve } = require('path');
 const simpleGit = require('simple-git/promise');
 const chalk = require('chalk');
@@ -58,9 +57,6 @@ $ git stash pop
     // Validate License headers exist
     await doLicenseCommit(changedFiles);
 
-    // Generate API reports
-    await doApiReportsCommit();
-
     console.log(chalk`
 Pre-Push Validation Succeeded