Update dependency phpstan/phpstan to v1.8.8

This MR contains the following updates:

Package	Type	Update	Change
phpstan/phpstan	require-dev	patch	1.8.6 -> 1.8.8

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Release Notes

phpstan/phpstan

v1.8.8

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Improvements 🔧

• Cover ExprPrinter by BC promise (#​1794), thanks @​staabm!
• Improve isset specification in falsy scope (#​1781), thanks @​herndlm!s
• Update phpstan/phpdoc-parser to 1.9.0 (https://github.com/phpstan/phpstan-src/commit/fd94186ee2a8065c94edb4603dd954584e9e8f45)

Bugfixes 🐛

• Do not drop original specified expression in TypeSpecifier (#​1793), #​8076, thanks @​herndlm!
• Preserve accessory types in MutatingScope::generalizeType (#​1732), #​8015, thanks @​herndlm!
• Specify types on get_parent_class() (#​1383), #​5552, thanks @​staabm!
• Do not load Composer\InstalledVersions to parse PHPStan version (https://github.com/phpstan/phpstan-src/commit/acbb55baeeb2f02b0ea2e61b4321e4f5dd5f65b2), #​8117

Function signature fixes 🤖

• Fix zadd argument order (#​1779), thanks @​araab!
• Fix zscan return types (#​1780), thanks @​araab!
• XMLWriter::startElementNS() $namespace arg is nullable (#​1772), thanks @​staabm!

v1.8.7

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Improvements 🔧

• Update Roave/BetterReflection to v6 (https://github.com/Roave/BetterReflection/releases/tag/6.0.0)
• PHP 8.2: Support for readonly classes, RFC (https://github.com/phpstan/phpstan-src/commit/c52eb5792c6e9b7c2d060cafa256b19997552a15)
• PHP 8.2: Support for DNF types, (RFC)
• Improve TypeCombinator::reduceArrays() performance with retained type completeness (#​1741), thanks @​rvanvelzen!
• Improve unsetting constant offsets on array (#​1760), thanks @​rvanvelzen!
• @readonly property allows private mutation (#​1610), #​7778, thanks @​zonuexe!
• Readonly properties cannot be static (https://github.com/phpstan/phpstan-src/commit/3e383fc9620a46173651402049a8e8c4904591b6)
• Do not call CollectedDataNode rules if internal errors are present (https://github.com/phpstan/phpstan-src/commit/877835002a2daa758a82a8e0d5502881e7e25aa3)
• Universal object crate classes now respect @property annotations (#​1786), thanks @​mad-briller!
• Add tip message to JSON error formatter (#​1727), thanks @​staabm!

Bugfixes 🐛

• Fix supertype checks between int range and constant int union (#​1742), #​3383, #​6356, #​7594, thanks @​rvanvelzen!
• Fix resolving docblocks in global namespace (using namespace {}) (#​1758), thanks @​rvanvelzen!
• Fix ignoreErrors (#​1769), thanks @​MartinMystikJonas!
• ignoreErrors: fix reportUnmatched without path/paths (#​1773), thanks @​MartinMystikJonas!
• Fix potential assert failures - use getRawArgs() instead (https://github.com/phpstan/phpstan-src/commit/6cd3d5d61db965f2d4d59e2e860201b9afb1d8fc), #​8078
• Fix ArrowFunctionArgVisitor (https://github.com/phpstan/phpstan-src/commit/3758d9d5d5a8c792149238de289ab0e05f11de0e), #​8072
• Fix ClosureArgVisitor (https://github.com/phpstan/phpstan-src/commit/e753dfd4a4d7f67192cd83e7117f39ebdd6e3ceb)
• Fix circular parent class reference thanks to BetterReflection v6 (https://github.com/phpstan/phpstan-src/commit/8f6392f4521d1d4109e2a79598e820b7ce367a67), #​7787
• Fix infinite loop of global constants referencing each other (https://github.com/phpstan/phpstan-src/commit/33771e5d8ee8b6dbae4f42ce3f8b424a81f68dc9), #​8054
• Fix CURLOPT_POSTFIELDS param type (#​1782), thanks @​ahmedash95!
• Remove IssetCheck/MutatingScope::issetCheck deviations and remove too early exits (#​1784), thanks @​herndlm!
• Fix issue around generics and MethodsClassReflectionExtension/PropertiesClassReflectionExtension (https://github.com/phpstan/phpstan-src/commit/c052aace4efa157d9594f13fb748965cbfc43be2), #​8008
• Make array access on possible false tolerant with isset (#​1791), #​8068, thanks @​ahmedash95!

Function signature fixes 🤖

• Fix time_nanosleep return type signature (#​1787), #​8097, thanks @​staabm!

Internals 🔍

• Compile PHAR on PHP 8.1 (#​1481)
• phpstan-src: Require PHP 8.1, use readonly properties (#​1767)
• phpstan-src: Use intersection type (https://github.com/phpstan/phpstan-src/commit/376449e2d4744ec8ee3810321b33a963e89e8280)

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