Resolve invalid account code for non-FA accounts (#55)

* Debug experiments

* Only subscribe to account pnl for "All" accounts if this is an FA account.

Resolves #54.

src/deephaven_ib/_tws/tws_client.py

@@ -367,8 +367,9 @@ def _subscribe(self) -> None:
             # self.requestFA(2)  # request PROFILE.  See FaDataTypeEnum.
             self.requestFA(3)  # request ACCOUNT ALIASES.  See FaDataTypeEnum.
 
+            self.request_account_pnl("All")
+
         self.request_account_summary("All")
-        self.request_account_pnl("All")
         self.request_account_overview("All")
         self.request_account_positions("All")
         self.reqManagedAccts()