deprecated_field
The '{0}' field is no longer used and can be removed.
Description
#The analyzer produces this diagnostic when a key is used in a
pubspec.yaml file that was deprecated. Unused keys take up space and
might imply semantics that are no longer valid.
Example
#The following code produces this diagnostic because the author key is no
longer being used:
dart
name: example
author: 'Dash'Common fixes
#Remove the deprecated key:
dart
name: example