test: Reduce flaky integration tests triggered by `test_get_tag` (#25958)

tests/integration_tests/tags/api_tests.py

@@ -17,10 +17,12 @@
 # isort:skip_file
 """Unit tests for Superset"""
 import json
+from datetime import datetime
 
 from flask import g
 import pytest
 import prison
+from freezegun import freeze_time
 from sqlalchemy.sql import func
 from sqlalchemy import and_
 from superset.models.dashboard import Dashboard
@@ -121,6 +123,7 @@ class TestTagApi(SupersetTestCase):
         """
         Query API: Test get query
         """
+        with freeze_time(datetime.now()):
             tag = self.insert_tag(
                 name="test get tag",
                 tag_type="custom",