gopeed,localsend: use flutter327

pkgs/by-name/go/gopeed/package.nix

···
 {
   lib,
   fetchFromGitHub,
-  flutter324,
+  flutter327,
   autoPatchelfHook,
   buildGoModule,
   libayatana-appindicator,
···
     meta = metaCommon;
   };
 in
-flutter324.buildFlutterApplication {
+flutter327.buildFlutterApplication {
   inherit version src;
   pname = "gopeed";
 

pkgs/by-name/lo/localsend/package.nix

···
   stdenv,
   fetchurl,
   fetchFromGitHub,
-  flutter324,
+  flutter327,
   makeDesktopItem,
   copyDesktopItems,
   nixosTests,
···
   pname = "localsend";
   version = "1.17.0";
 
-  linux = flutter324.buildFlutterApplication rec {
+  linux = flutter327.buildFlutterApplication rec {
     inherit pname version;
 
     src = fetchFromGitHub {