♻️(back) reset cache after every test

We move the cache reset in the global conf test to not have to think
about reseting the cache when we implement test.

src/backend/core/tests/documents/test_api_documents_ai_transform.py

@@ -5,7 +5,6 @@ Test AI transform API endpoint for users in impress's core app.
 import random
 from unittest.mock import MagicMock, patch
 
-from django.core.cache import cache
 from django.test import override_settings
 
 import pytest
@@ -17,12 +16,6 @@ from core.tests.conftest import TEAM, USER, VIA
 pytestmark = pytest.mark.django_db
 
 
-@pytest.fixture(autouse=True)
-def clear_cache():
-    """Fixture to clear the cache before each test."""
-    cache.clear()
-
-
 @pytest.fixture
 def ai_settings():
     """Fixture to set AI settings."""

src/backend/core/tests/documents/test_api_documents_ai_translate.py

@@ -5,7 +5,6 @@ Test AI translate API endpoint for users in impress's core app.
 import random
 from unittest.mock import MagicMock, patch
 
-from django.core.cache import cache
 from django.test import override_settings
 
 import pytest
@@ -17,12 +16,6 @@ from core.tests.conftest import TEAM, USER, VIA
 pytestmark = pytest.mark.django_db
 
 
-@pytest.fixture(autouse=True)
-def clear_cache():
-    """Fixture to clear the cache before each test."""
-    cache.clear()
-
-
 @pytest.fixture
 def ai_settings():
     """Fixture to set AI settings."""