message: fix: flaky test for dashboard changed on
diff: # isort:skip_file
  """Unit tests for Superset"""
  import json
  -from datetime import datetime
  from io import BytesIO
  from zipfile import is_zipfile, ZipFile
  -import humanize
  import prison
  import pytest
  import yaml
  @@ -803,7 +801,6 @@ class TestChartApi(SupersetTestCase, ApiOwnersTestCaseMixin, InsertChartMixin):
  Dashboard API: Test get charts changed on
  """
  admin = self.get_user("admin")
  - start_changed_on = datetime.now()
  chart = self.insert_chart("foo_a", [admin.id], 1, description="ZY_bar")
  self.login(username="admin")
  @@ -817,9 +814,9 @@ class TestChartApi(SupersetTestCase, ApiOwnersTestCaseMixin, InsertChartMixin):
  rv = self.get_assert_metric(uri, "get_list")
  self.assertEqual(rv.status_code, 200)
  data = json.loads(rv.data.decode("utf-8"))
  - self.assertEqual(
  - data["result"][0]["changed_on_delta_humanized"],
  - humanize.naturaltime(datetime.now() - start_changed_on),
  + assert data["result"][0]["changed_on_delta_humanized"] in (
  + "now",
  + "a second ago",
  )
  # rollback changes
  