Update PHPStan packages (major)

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ekino/phpstan-banned-code	^2.1 -> ^3.0
phpstan/phpstan	^1.12.7 -> ^2.0.0
phpstan/phpstan-phpunit	^1.4.0 -> ^2.0.0

---

Release Notes

ekino/phpstan-banned-code (ekino/phpstan-banned-code)

v3.0.0

Compare Source

• Updated to PHPStan 2.0

phpstan/phpstan (phpstan/phpstan)

v2.0.1

Compare Source

v2.0.0

Compare Source

phpstan/phpstan-phpunit (phpstan/phpstan-phpunit)

v2.0.1

Compare Source

• 4b6ad7f - Fix
• bec49ea - Merge branch '1.4.x' into 2.0.x
• 3cc8554 - Fixes after PHPStan update
• 09e2d3b - Uncover everything behind the bleedingEdge flag
• 4d861e0 - Fix after TypeSpecifier BC break
• 3faa605 - Update build-cs
• 953195d - Stop testing PHP 7.2 and 7.3
• 7f1457f - Open 2.0.x

v2.0.0

Compare Source

• 3cc8554 - Fixes after PHPStan update
• 09e2d3b - Uncover everything behind the bleedingEdge flag
• 4d861e0 - Fix after TypeSpecifier BC break
• 3faa605 - Update build-cs
• 953195d - Stop testing PHP 7.2 and 7.3
• 7f1457f - Open 2.0.x
• 146d9c3 - Test newer PHP versions
• bb6bec0 - Pin build-cs

---

Configuration

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

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

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

👻 Immortal: This PR will be recreated if closed unmerged. Get config help if that's undesired.

---

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

---

This PR was generated by Mend Renovate. View the repository job log.