Clarifies type annotation for case status retrieval

Adds explicit type annotation to improve code clarity
and assist with static type checking. Enhances code
readability and maintainability.

Author: matusdrobuliak66

services/web/server/src/simcore_service_webserver/fogbugz/_client.py

@@ -128,7 +128,7 @@ async def get_case_status(self, case_id: str) -> str:
             raise ValueError(msg)
 
         # Get the status from the found case
-        status = target_case.get("sStatus", "")
+        status: str = target_case.get("sStatus", "")
         if not status:
             msg = f"Status not found for case {case_id}"
             raise ValueError(msg)