Update dependency lint to v2

renovate[bot] · jpnurmi · commit 591b030a1888 · 2022-12-10T16:37:28.000+01:00
diff --git a/pubspec.yaml b/pubspec.yaml
@@ -19,4 +19,4 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  lint: ^1.5.3
+  lint: ^2.0.0
