[fix] clean up and update python requirements (#5899)

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

tests/unit/test_toml.py

@@ -1,13 +0,0 @@
-# SPDX-License-Identifier: AGPL-3.0-or-later
-# pylint: disable=missing-module-docstring,disable=missing-class-docstring,invalid-name
-
-from tests import SearxTestCase
-from searx import compat
-from searx.favicons.config import DEFAULT_CFG_TOML_PATH
-
-
-class CompatTest(SearxTestCase):
-
-    def test_toml(self):
-        with DEFAULT_CFG_TOML_PATH.open("rb") as f:
-            _ = compat.tomllib.load(f)