container: fetch: gemini: remove non-alpha char (currency) hack

Now supported within flow impl.

container/src/finance/lib/internal/fetch/exchanges/internal/exchanges/gemini.php

@@ -2,7 +2,7 @@
 
 // docker-finance | modern accounting for the power-user
 //
-// Copyright (C) 2021-2024 Aaron Fiore (Founder, Evergreen Crypto LLC)
+// Copyright (C) 2021-2025 Aaron Fiore (Founder, Evergreen Crypto LLC)
 //
 // This program is free software: you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -247,11 +247,6 @@ namespace docker_finance\exchanges\internal\exchanges\gemini
                             $stack[$symbol][] = $trade;
                         }
                     }
-
-                    // HACK: hledger-flow won't process symbol beginning with number
-                    if ($symbol == "1inchusd") {
-                        $stack[$symbol] = "oneinchusd";
-                    }
                 }
             }