[ffigen] Bump dart_style to 3.0 (#1940)

Author: Levi-Lesches

pkgs/ffigen/lib/src/code_generator/library.dart

@@ -94,8 +94,9 @@ class Library {
     if (!file.existsSync()) file.createSync(recursive: true);
     var bindings = generate();
     if (format) {
-      final formatter =
-          DartFormatter(languageVersion: DartFormatter.latestLanguageVersion);
+      final formatter = DartFormatter(
+        languageVersion: DartFormatter.latestShortStyleLanguageVersion,
+      );
       bindings = formatter.format(bindings);
     }
     file.writeAsStringSync(bindings);

pkgs/ffigen/pubspec.yaml

@@ -22,7 +22,7 @@ dependencies:
   args: ^2.6.0
   cli_util: ^0.4.2
   collection: ^1.18.0
-  dart_style: ^2.3.7
+  dart_style: ^3.0.0
   ffi: ^2.0.1
   file: ^7.0.0
   glob: ^2.0.0