One more mypy fix

Author: kompotkot

brood/middleware.py

@@ -45,7 +45,7 @@ async def get_current_user(
     if token is None or token == "":
         raise HTTPException(status_code=404, detail="Access token not found")
 
-    signature_application: str = request.headers.get(BUGOUT_APPLICATION_ID_HEADER)
+    signature_application: str = request.headers.get(BUGOUT_APPLICATION_ID_HEADER)  # type: ignore
     application_id = None
     if signature_application is not None:
         try:
@@ -141,7 +141,7 @@ async def get_current_user_with_groups(
     if token is None or token == "":
         raise HTTPException(status_code=404, detail="Access token not found")
 
-    signature_application: str = request.headers.get(BUGOUT_APPLICATION_ID_HEADER)
+    signature_application: str = request.headers.get(BUGOUT_APPLICATION_ID_HEADER)  # type: ignore
     application_id = None
     if signature_application is not None:
         try:
@@ -225,7 +225,7 @@ def autogenerated_user_token_check(request: Request) -> bool:
     is_autogenerated_user = False
     installation_token_header: Optional[str] = request.headers.get(
         BOT_INSTALLATION_TOKEN_HEADER, None
-    )
+    )  # type: ignore
     if (
         installation_token_header is not None
         and BOT_INSTALLATION_TOKEN == installation_token_header