add missing PHP 8.4 entities #2240

Job	Run time
Run cs-fixer and stubs structure tests	4m 45s
Run tests against php 5.6	6m 10s
Run tests against php 7.0	6m 17s
Run tests against php 7.1	6m 20s
Run tests against php 7.2	7m 2s
Run tests against php 7.3	6m 41s
Run tests against php 7.4	6m 48s
Run tests against php 8.0	7m 31s
Run tests against php 8.1	7m 8s
Run tests against php 8.2	7m 13s
Run tests against php 8.3	7m 28s
Run tests against php 8.4	7m 18s
	1h 20m 41s

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