fix pin in flutter nix derivation

Author: AsbjornOlling

nobodywho/flutter/rust/default.nix

@@ -90,8 +90,7 @@ rustPlatform.buildRustPackage {
   cargoLock = {
     lockFile = ../../Cargo.lock;
     outputHashes = {
-      "gbnf-0.2.3" = "sha256-CsS5wYqjH2HHFr67BsO+Cnh546wWjVqAjOZKxLxfdfk=";
-      "llama-cpp-2-0.1.120" = "sha256-S3KcVzmvRLXWcY/nqUoBg+G7npTUDO5BnypUbtRlCjI=";
+      "llama-cpp-2-0.1.123" = "sha256-j69yaWBiZ9ERlNdi9sD1K4tQjmDYbzoYwr8TU/+8D2A=";
     };
   };
   doCheck = false;