chore(deps): update dependency flutter_lints to v4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
flutter_lints (source)	dev_dependencies	major	^3.0.2 -> ^4.0.0

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Release Notes

flutter/packages (flutter_lints)

### [`v4.0.0`](https://togithub.com/flutter/packages/blob/HEAD/packages/flutter_lints/CHANGELOG.md#400) [Compare Source](https://togithub.com/flutter/packages/compare/flutter_lints-v3.0.2...flutter_lints-v4.0.0) - Updates `package:lints` dependency to version 4.0.0, with the following changes: - adds `library_annotations` - adds `no_wildcard_variable_uses` - removes `package_prefixed_library_names` - removes `library_names`

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