chore(deps): update dependency lints to v6

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
lints (source)		major	^5.0.0 -> ^6.0.0
lints (source)	dev_dependencies	major	^5.0.0 -> ^6.0.0

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Warning

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Release Notes

dart-lang/core (lints)

v6.0.0

Compare Source

• core:
  • added strict_top_level_inference (https://github.com/dart-lang/core/issues/836)
• recommended:
  • added unnecessary_underscores (https://github.com/dart-lang/core/issues/856)
• Require Dart 3.8.

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[algolia-bot]

✔️ Code generated!

Name	Link
🪓 Triggered by	339d735a23461340faf77de6dd6a45a16d2d64e3
🍃 Generated commit	1ca86eaed026ce0c026e66d97b5084c3ff0192b9
🌲 Generated branch	generated/renovate/lints-6.x

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