fix: buggy e2e test

Signed-off-by: Lanna Michalke <l.michalke@famedly.com>

lib/src/client.dart

@@ -519,14 +519,13 @@ class Client extends MatrixApi {
   /// including all persistent data from the store.
   @override
   Future<void> logoutAll() async {
-    try {
-      await super.logoutAll();
-    } catch (e, s) {
+    final futures = <Future>[];
+    futures.add(super.logoutAll());
+    futures.add(clear());
+    await Future.wait(futures).catchError((e, s) {
       Logs().e('Logout all failed', e, s);
-      rethrow;
-    } finally {
-      await clear();
-    }
+      throw e;
+    });
   }
 
   /// Run any request and react on user interactive authentication flows here.

test_driver/matrixsdk_test.dart

@@ -130,6 +130,10 @@ void test() async {
         .deviceKeys[testClientA.deviceID!]!.verified);
     assert(!testClientB.userDeviceKeys[TestUser.username]!
         .deviceKeys[testClientA.deviceID!]!.blocked);
+    await Future.wait([
+      testClientA.updateUserDeviceKeys(),
+      testClientB.updateUserDeviceKeys(),
+    ]);
     await testClientA
         .userDeviceKeys[TestUser.username2]!.deviceKeys[testClientB.deviceID!]!
         .setVerified(true);