Generate auth docs using esm2017 typings

Author: dlarocque

packages/auth/api-extractor.json

@@ -1,6 +1,6 @@
 {
     "extends": "../../config/api-extractor.json",
-    "mainEntryPointFilePath": "<projectFolder>/dist/esm5/index.d.ts",
+    "mainEntryPointFilePath": "<projectFolder>/dist/esm2017/index.d.ts",
     "dtsRollup": {
         "enabled": true,
         "untrimmedFilePath": "<projectFolder>/dist/<unscopedPackageName>.d.ts",

packages/auth/internal/package.json

@@ -4,6 +4,6 @@
   "main": "../dist/node/internal.js",
   "module": "../dist/esm2017/internal.js",
   "browser": "../dist/esm2017/internal.js",
-  "typings": "../dist/esm5/internal/index.d.ts",
+  "typings": "../dist/esm2017/internal/index.d.ts",
   "private": true
 }

scripts/docgen/docgen.ts

@@ -189,8 +189,8 @@ async function generateDocs(
     'utf8'
   );
   const authApiConfigModified = authApiConfigOriginal.replace(
-    `"mainEntryPointFilePath": "<projectFolder>/dist/esm5/index.d.ts"`,
-    `"mainEntryPointFilePath": "<projectFolder>/dist/esm5/index.doc.d.ts"`
+    `"mainEntryPointFilePath": "<projectFolder>/dist/esm2017/index.d.ts"`,
+    `"mainEntryPointFilePath": "<projectFolder>/dist/esm2017/index.doc.d.ts"`
   );
 
   try {