Add new Firestore types exposed from the admin firestore module (#1519)

* Add new Firestore types exposed in 1513

- Added the new types exposed in #1513 and a few other missing types from the docs

* Clean up the links

Author: lahirumaramba

docgen/extras/firebase-admin.firestore.md

@@ -6,8 +6,10 @@ The following externally defined APIs are re-exported from this module entry poi
 |  --- | --- |
 |  [BulkWriter](https://googleapis.dev/nodejs/firestore/latest/BulkWriter.html) | `BulkWriter` type from the `@google-cloud/firestore` package. |
 |  [BulkWriterOptions](https://googleapis.dev/nodejs/firestore/latest/global.html#BulkWriterOptions) | `BulkWriterOptions` type from the `@google-cloud/firestore` package. |
+|  [BundleBuilder](https://googleapis.dev/nodejs/firestore/latest/BundleBuilder.html) | `BundleBuilder` type from the `@google-cloud/firestore` package. |
 |  [CollectionGroup](https://googleapis.dev/nodejs/firestore/latest/CollectionGroup.html) | `CollectionGroup` type from the `@google-cloud/firestore` package. |
 |  [CollectionReference](https://googleapis.dev/nodejs/firestore/latest/CollectionReference.html) | `CollectionReference` type from the `@google-cloud/firestore` package. |
+|  [DocumentChange](https://googleapis.dev/nodejs/firestore/latest/DocumentChange.html) | `DocumentChange` type from the `@google-cloud/firestore` package. |
 |  [DocumentData](https://googleapis.dev/nodejs/firestore/latest/global.html#DocumentData) | `DocumentData` type from the `@google-cloud/firestore` package. |
 |  [DocumentReference](https://googleapis.dev/nodejs/firestore/latest/DocumentReference.html) | `DocumentReference` type from the `@google-cloud/firestore` package. |
 |  [DocumentSnapshot](https://googleapis.dev/nodejs/firestore/latest/DocumentSnapshot.html) | `DocumentSnapshot` type from the `@google-cloud/firestore` package. |
@@ -16,10 +18,14 @@ The following externally defined APIs are re-exported from this module entry poi
 |  [Firestore](https://googleapis.dev/nodejs/firestore/latest/Firestore.html) | `Firestore` type from the `@google-cloud/firestore` package.  |
 |  [FirestoreDataConverter](https://googleapis.dev/nodejs/firestore/latest/global.html#FirestoreDataConverter) | `FirestoreDataConverter` type from the `@google-cloud/firestore` package. |
 |  [GeoPoint](https://googleapis.dev/nodejs/firestore/latest/GeoPoint.html) | `GeoPoint` type from the `@google-cloud/firestore` package. |
+|  [GrpcStatus](https://googleapis.dev/nodejs/firestore/latest/global.html#GrpcStatus) | `GrpcStatus` type from the `@google-cloud/firestore` package. |
+|  [Precondition](https://googleapis.dev/nodejs/firestore/latest/global.html#Precondition) | `Precondition` type from the `@google-cloud/firestore` package. |
 |  [Query](https://googleapis.dev/nodejs/firestore/latest/Query.html) | `Query` type from the `@google-cloud/firestore` package. |
 |  [QueryDocumentSnapshot](https://googleapis.dev/nodejs/firestore/latest/QueryDocumentSnapshot.html) | `QueryDocumentSnapshot` type from the `@google-cloud/firestore` package. |
 |  [QueryPartition](https://googleapis.dev/nodejs/firestore/latest/QueryPartition.html) | `QueryPartition` type from the `@google-cloud/firestore` package. |
 |  [QuerySnapshot](https://googleapis.dev/nodejs/firestore/latest/QuerySnapshot.html) | `QuerySnapshot` type from the `@google-cloud/firestore` package. |
+|  [ReadOptions](https://googleapis.dev/nodejs/firestore/latest/global.html#ReadOptions) | `ReadOptions` type from the `@google-cloud/firestore` package. |
+|  [SetOptions](https://googleapis.dev/nodejs/firestore/latest/global.html#SetOptions) | `SetOptions` type from the `@google-cloud/firestore` package. |
 |  [Timestamp](https://googleapis.dev/nodejs/firestore/latest/Timestamp.html) | `Timestamp` type from the `@google-cloud/firestore` package. |
 |  [Transaction](https://googleapis.dev/nodejs/firestore/latest/Transaction.html) | `Transaction` type from the `@google-cloud/firestore` package. |
 |  [WriteBatch](https://googleapis.dev/nodejs/firestore/latest/WriteBatch.html) | `WriteBatch` type from the `@google-cloud/firestore` package. |