chore(deps): update codecov/codecov-action action to v3.1.6#12

renovate[bot] wants to merge 1 commit intomasterFlutter-Dart-Open-Source/flutter_disposebag:masterfrom

renovate/codecov-codecov-action-3.xFlutter-Dart-Open-Source/flutter_disposebag:renovate/codecov-codecov-action-3.xCopy head branch name to clipboard