chore(deps): update dependency build_runner to v2.4.7 (#231)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

pubspec.yaml

@@ -15,7 +15,7 @@ dependencies:
   shared_preferences: ^2.2.2
 
 dev_dependencies:
-  build_runner: 2.4.6
+  build_runner: 2.4.7
   flutter_lints: 3.0.1
   flutter_test:
     sdk: flutter