chore(deps): update dependency phpstan/phpstan to v1.11.6 #38927

Job	Run time
api-check-needed	4s
Lint: ClientPrint (ESLint)	18s
Lint: Frontend (ESLint)	42s
e2e-check-needed	6s
Tests: Frontend	2m 9s
Lint: Print (ESLint)	31s
Tests: PDF	29s
Tests: Print	55s
Lint: API (php-cs-fixer)	33s
Tests: API	7m 20s
Lint: e2e (ESLint)	23s
Tests: End-to-end build / Tests: End-to-end (build job)	21s
Tests: End-to-end run / Tests: End-to-end (chrome)	6m 2s
Tests: End-to-end run / Tests: End-to-end (firefox)	4m 34s
Tests: End-to-end run / Tests: End-to-end (edge)	4m 57s
workflow-success	5s
Finish coveralls report	1s
Send out CI success event	1s
	29m 31s

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