fix(firestore, web): fix interop on TransactionOptions (#9188)

Author: Lyokone

packages/cloud_firestore/cloud_firestore_web/lib/src/interop/firestore.dart

@@ -104,7 +104,8 @@ class Firestore extends JsObjectWrapper<firestore_interop.FirestoreJsImpl> {
     return handleThenable(firestore_interop.runTransaction(
             jsObject,
             updateFunctionWrap,
-            firestore_interop.TransactionOptionsJsImpl(maxAttempts)))
+            firestore_interop.TransactionOptionsJsImpl(
+                maxAttempts: maxAttempts)))
         .then((value) => dartify(null));
   }
 

packages/cloud_firestore/cloud_firestore_web/lib/src/interop/firestore_interop.dart

@@ -193,11 +193,12 @@ external PromiseJsImpl<void> runTransaction(
 ]);
 
 @JS('TransactionOptions')
-class TransactionOptionsJsImpl {
-  external factory TransactionOptionsJsImpl(num maxAttempts);
+@anonymous
+abstract class TransactionOptionsJsImpl {
+  external factory TransactionOptionsJsImpl({num maxAttempts});
 
   /// Maximum number of attempts to commit, after which transaction fails. Default is 5.
-  external num get maxAttempts;
+  external static num get maxAttempts;
 }
 
 @JS()