Update dependency flutter_lints to v3

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
flutter_lints	dev_dependencies	major	^2.0.0 -> ^3.0.0

---

Release Notes

flutter/packages (flutter_lints)

v3.0.1

Compare Source

• Replaces flutter pub add --dev with dev: in README.md.

v3.0.0

Compare Source

• Updated package:lints dependency to version 3.0.0, with the following changes:
  • added collection_methods_unrelated_type
  • added dangling_library_doc_comments
  • added implicit_call_tearoffs
  • added secure_pubspec_urls
  • added type_literal_in_constant_pattern
  • added unnecessary_to_list_in_spreads
  • added use_string_in_part_of_directives
  • added use_super_parameters
  • removed iterable_contains_unrelated_type
  • removed list_remove_unrelated_type
  • removed no_wildcard_variable_uses
  • removed prefer_equal_for_default_values
  • removed prefer_void_to_null
• Updates minimum supported SDK version to Flutter 3.10 / Dart 3.0.

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled because a matching PR was automerged previously.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.