Update phpstan/phpstan requirement from ^0.12.88 to ^1.4.10

[dependabot[bot]]

Updates the requirements on phpstan/phpstan to permit the latest version.

Release notes

Sourced from phpstan/phpstan's releases.

1.4.10

• Fix the difference between ?T and T|null (https://github.com/phpstan/phpstan-src/commit/28776ffd4604e92761e09413cfc9c096d2547ad8), #6790
• Check property assign TypeError throw point by native type (#1065), #6791, #6786, thanks @​rajyan!

Commits

• 898c479 PHPStan 1.4.10
• 6342fb1 Updated PHPStan to commit ae898014242a94e6d59ab2267e9205a50a5ca02d
• b4db4df No need for an alias
• 1a45f44 PHPStan 1.4.9
• 443886f Updated PHPStan to commit d26496e2d853bc129449ba9225db936c56165341
• 2828999 Updated PHPStan to commit 611764010e9dccb87b3abfc486534455845be1b5
• 3af07be Updated PHPStan to commit 10b295f3cde7d91cc2b2784fc012910be6a06fb8
• 5a1e85c Updated PHPStan to commit 9338d41c93f46f13878f176014d5b66d224e8448
• b6e472d Updated PHPStan to commit e9c4610a4eee877ed5a6fba16f34caa3ece8c33a
• c879f51 Updated PHPStan to commit 7449b6862717ac4015304407fab76be35fe43950
• Additional commits viewable in compare view

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