Take domain_id from config in some tests.

tempest.api.identity.admin.v3.test_tokens.TokensV3TestJSON.test_rescope_token fails
if not used default value for CONF.identity.default_domain_id

Closes-Bug: 1951446
Change-Id: Ie08d570907ddf9102c1297f717355a7f772aabb8
diff --git a/tempest/api/identity/admin/v3/test_tokens.py b/tempest/api/identity/admin/v3/test_tokens.py
index 5bbd65c..e191979 100644
--- a/tempest/api/identity/admin/v3/test_tokens.py
+++ b/tempest/api/identity/admin/v3/test_tokens.py
@@ -38,14 +38,17 @@
 
         # Create a user.
         user_password = data_utils.rand_password()
-        user = self.create_test_user(password=user_password)
+        user = self.create_test_user(password=user_password,
+                                     domain_id=CONF.identity.default_domain_id)
 
         # Create a couple projects
         project1_name = data_utils.rand_name(name=self.__class__.__name__)
-        project1 = self.setup_test_project(name=project1_name)
+        project1 = self.setup_test_project(
+            name=project1_name, domain_id=CONF.identity.default_domain_id)
 
         project2_name = data_utils.rand_name(name=self.__class__.__name__)
-        project2 = self.setup_test_project(name=project2_name)
+        project2 = self.setup_test_project(
+            name=project2_name, domain_id=CONF.identity.default_domain_id)
         self.addCleanup(self.projects_client.delete_project, project2['id'])
 
         # Create a role