Fixed mypy issues

backend/src/services/graph_access/graph_access.py

@@ -21,27 +21,24 @@ async def _request(self, url: str) -> httpx.Response:
             return response
 
     async def get_user_profile_photo(self, user_id: str) -> str | None:
-        print("entering get_user_profile_photo")
         request_url = f"https://graph.microsoft.com/v1.0/me/photo/$value"
+
         if user_id != "me":
             request_url = f"https://graph.microsoft.com/v1.0/users/{user_id}/photo/$value"
 
-        print(f"Trying to fetch user photo from: {request_url}")
         response = await self._request(request_url)
 
         if response.status_code == 200:
             return base64.b64encode(response.content).decode("utf-8")
         else:
-            print(f"Failed ({response.status_code}): {response.content}")
             return None
 
-    async def get_user_info(self, user_id) -> Mapping[str, str] | None:
-        print("entering get_user_info")
+    async def get_user_info(self, user_id: str) -> Mapping[str, str] | None:
         request_url = f"https://graph.microsoft.com/v1.0/me"
+
         if user_id != "me":
             request_url = f"https://graph.microsoft.com/v1.0/users/{user_id}"
 
-        print(f"Trying to fetch user info from: {request_url}")
         response = await self._request(request_url)
 
         if response.status_code == 200: