Bump phpstan/phpstan from 1.6.8 to 1.6.9

Created by: dependabot[bot]

Bumps phpstan/phpstan from 1.6.8 to 1.6.9.

Release notes

Sourced from phpstan/phpstan's releases.

1.6.9

Bugfixes 🐛

• Fix endless recursion with nested traits via anonymous classes (#1303), #7214, thanks @​herndlm!
• Support string accessory types in BitwiseNot (#1266), thanks @​staabm!
• infer non-empty-string on substr() comparison with constant string (#1259), #6792, thanks @​staabm!
• Fix invalidating conditional expressions after ArrayDimFetch unset (https://github.com/phpstan/phpstan-src/commit/cc640d797c201b5de0ac00f8e1bdf22a5707928f)

Commits

• 8c98899 PHPStan 1.6.9
• 02c26f3 Updated PHPStan to commit cc640d797c201b5de0ac00f8e1bdf22a5707928f
• 7b01cf5 Updated PHPStan to commit 871b710698613fa58a3885d74f62c7ede9bd0bb9
• 1917e06 Updated PHPStan to commit 92420cd4b190b57d1ba8bf9e800eb97c8c0ee2f2
• 2eb1d78 Updated PHPStan to commit e46c6d34d360a1059b3b1f75efb690ae46c4d670
• See full diff in compare view

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