This MR contains the following updates:

Package	Type	Update	Change
phpstan/phpstan	require-dev	patch	`1.8.8` -> `1.8.9`
symfony/console (source)	require	patch	`5.4.13` -> `5.4.14`
symfony/framework-bundle (source)	require	patch	`5.4.13` -> `5.4.14`
symfony/http-client (source)	require-dev	patch	`5.4.13` -> `5.4.14`
symfony/phpunit-bridge (source)	require-dev	patch	`5.4.11` -> `5.4.14`
symfony/web-profiler-bundle (source)	require-dev	patch	`5.4.13` -> `5.4.14`
symfony/yaml (source)	require	patch	`5.4.12` -> `5.4.14`

phpstan/phpstan

Improvements 🔧

Slightly optimize TypeCombinator::reduceArrays() even more (#1814), thanks @rvanvelzen!
Micro optimizations in TypeCombinator (#1816), thanks @mad-briller!
Improve array_search() type specifier performance (#1818), #8147, thanks @rvanvelzen!
Rule registry now gets rules instances in lazy manner (https://github.com/phpstan/phpstan-src/commit/b1b0dc921894da1f24721702262e64399a39c626)
Show progress bar sooner (https://github.com/phpstan/phpstan-src/commit/8e55decc78ab9da6ffe4cc62045c752794ed2d7a)

Bugfixes 🐛

Make key_exists be treated like array_key_exists (#1800), #8091, thanks @takaram!
Fix resolving class types in inherited docblock (#1815), #7839, thanks @rvanvelzen!
Fix passing named arguments to by-ref parameter (#1807), #8142, thanks @rvanvelzen!
IncompatiblePropertyPhpDocTypeRule - fix inconsistency for stubbed PHPDocs (https://github.com/phpstan/phpstan-src/commit/32b3c67729267a1f7a4dcae590e7ce9013eabfee)
non-empty-string can still contain falsy strings as individual characters (https://github.com/phpstan/phpstan-src/commit/76bd347d2281f311ed5aa4a5c8a6632f2f136eff), #8158

Fix SoapFault constructor datatype (#1798), thanks @ahmedash95!
fix IntlDateFormatter::create return signature (#1776), thanks @Kleinast!
Allow string args in signature of RedisCluster::del (#1829), thanks @ostrolucky!
Refined fpm_get_status function signature (#1771), thanks @mad-briller!
Refined connection_status function signature (#1774), thanks @mad-briller!
headers_list() returns a list of headers as strings. (#1770), thanks @johnbillion!