move generated stubs to separate directory, too messty

django-stubs-generated/middleware/http.pyi

@@ -0,0 +1,13 @@
+from typing import Any, Optional
+
+from django.core.handlers.wsgi import WSGIRequest
+from django.http.response import HttpResponseBase
+from django.utils.deprecation import MiddlewareMixin
+
+
+class ConditionalGetMiddleware(MiddlewareMixin):
+    get_response: None
+    def process_response(
+        self, request: WSGIRequest, response: HttpResponseBase
+    ) -> HttpResponseBase: ...
+    def needs_etag(self, response: HttpResponseBase) -> bool: ...