Bump test utilities to 5.5.4

[WyriHaximus]

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[github-actions]

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netresearch/jsonmapper	Upgraded	v1.0.0	v4.2.0	Compare
nette/utils	Upgraded	v3.2.8	v4.0.0	Compare
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phpspec/prophecy-phpunit	Upgraded	v2.0.1	v2.0.2	Compare
phpstan/phpdoc-parser	Upgraded	1.16.0	1.20.4	Compare
phpstan/phpstan	Upgraded	1.10.14	1.10.19	Compare
phpstan/phpstan-deprecation-rules	Upgraded	1.1.0	1.1.3	Compare
phpstan/phpstan-phpunit	Upgraded	1.3.0	1.3.13	Compare
phpstan/phpstan-strict-rules	Upgraded	1.5.0	1.5.1	Compare
psr/container	Upgraded	1.1.0	2.0.2	Compare
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revolt/event-loop	Upgraded	v1.0.0	v1.0.1	Compare
roave/better-reflection	Upgraded	6.5.0	6.10.0	Compare
roave/infection-static-analysis-plugin	Upgraded	1.30.0	1.32.0	Compare
sanmai/pipeline	Upgraded	v5.1.0	v6.8.1	Compare
seld/jsonlint	Upgraded	1.8.0	1.10.0	Compare
seld/phar-utils	Upgraded	1.2.0	1.2.1	Compare
seld/signal-handler	Upgraded	2.0.0	2.0.1	Compare
slevomat/coding-standard	Upgraded	7.2.1	8.12.1	Compare
spatie/array-to-xml	Upgraded	2.17.0	3.1.6	Compare
symfony/config	Upgraded	v5.4.0	v6.3.0	Compare
symfony/console	Upgraded	v6.2.7	v6.3.0	Compare
symfony/dependency-injection	Upgraded	v6.0.0	v6.3.0	Compare
symfony/deprecation-contracts	Upgraded	v3.2.1	v3.3.0	Compare
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symfony/finder	Upgraded	v5.4.0	v6.3.0	Compare
symfony/polyfill-ctype	Upgraded	v1.8.0	v1.27.0	Compare
symfony/polyfill-intl-grapheme	Upgraded	v1.0.0	v1.27.0	Compare
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symfony/polyfill-php80	Upgraded	v1.24.0	v1.27.0	Compare
symfony/polyfill-php81	Upgraded	v1.24.0	v1.27.0	Compare
symfony/process	Upgraded	v5.4.0	v6.3.0	Compare
symfony/property-access	Upgraded	v4.4.9	v6.3.0	Compare
symfony/property-info	New	-	v6.3.0	Compare
symfony/serializer	Upgraded	v4.4.9	v6.3.0	Compare
symfony/service-contracts	Upgraded	v1.1.9	v3.3.0	Compare
symfony/stopwatch	Upgraded	v2.2.0	v6.3.0	Compare
symfony/string	Upgraded	v5.4.0	v6.3.0	Compare
symfony/var-exporter	New	-	v6.3.0	Compare
symfony/yaml	Upgraded	v5.4.0	v6.3.0	Compare
vimeo/psalm	Upgraded	5.11.0	5.12.0	Compare
wyrihaximus/coding-standard	Upgraded	2.13.0	2.14.0	Compare
wyrihaximus/phpstan-rules-wrapper	Upgraded	2.13.0	2.14.0	Compare
wyrihaximus/test-utilities	Upgraded	5.5.3	5.5.4	Compare
symfony/inflector	Removed	v3.4.0	-	Compare