chore(deps): update dependency phpstan/phpstan to v1.9.18

This MR contains the following updates:

Package	Type	Update	Change
phpstan/phpstan	require-dev	patch	1.9.17 -> 1.9.18

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Release Notes

phpstan/phpstan

v1.9.18

Compare Source

Improvements 🔧

• ErrorsConsoleStyle - do not wrap URLs (https://github.com/phpstan/phpstan-src/commit/f843feed8b0211713ec60bda1b08f9407e0fa0b7)
• List shapes (#​2202), #​8789, thanks @​zonuexe!

Bugfixes 🐛

• IterableType - fix getReferencedTemplateTypes (https://github.com/phpstan/phpstan-src/commit/07e32cdbe49f660891d558b243beed9121ef4679, https://github.com/phpstan/phpstan-src/commit/cf2107dd5cb03c38df9d3e16e96ec3e09ddfe2ec), #​8880
• Revert "Fixed '$this instanceof X will always be false' in traits" (https://github.com/phpstan/phpstan-src/commit/1f608dc6a560f4a5accc854add8e005da0e7ceea), #​8879, #​8888

Internals 🔍

• Remove unneded code in ConstantArrayType::hasOffsetValueType() (#​2238), thanks @​herndlm!

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