Bump to PHPStan ^2.1.47 (#7970) #33794

Job	Run time
End to end test - e2e/only-option-quote-single	17s
End to end test - e2e/applied-polyfill-php80	17s
End to end test - e2e/only-option	19s
End to end test - e2e/parallel-custom-config	20s
End to end test - e2e/no-parallel-reflection-resolver	18s
End to end test - e2e/print-new-node	22s
End to end test - e2e/only-option-quote-single-equalnone	18s
End to end test - e2e/only-option-quote-double-equalnone	18s
End to end test - e2e/applied-rule-removed-node	17s
End to end test - e2e/applied-rule-change-docblock	15s
End to end test - e2e/parallel with space	14s
End to end test - e2e/invalid-paths	14s
End to end test - e2e/only-option-quote-single-bsdouble	19s
End to end test - e2e/config-dist-fallback	19s
End to end test - e2e/applied-auto-import	18s
End to end test - e2e/parallel-reflection-resolver	17s
End to end test - e2e/config-file-priority	15s
End to end test - e2e/applied-rule-return-array-nodes	17s
End to end test - e2e/different-path-over-skip-config	14s
	5m 28s

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