refactor: Fix phpstan method.impossibleType #12830

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.2) / Sanity Tests	3m 33s
Others (8.1) / Sanity Tests	2m 23s
Others (8.3) / Sanity Tests	2m 45s
CacheLive (8.1) / Cache Live Tests	2m 3s
CacheLive (8.2) / Cache Live Tests	2m 23s
CacheLive (8.3) / Cache Live Tests	2m 7s
SeparateProcess (8.1) / tests	3m 31s
SeparateProcess (8.3) / tests	3m 25s
SeparateProcess (8.2) / tests	3m 23s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 10s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 16s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 32s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 30s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 31s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 7s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 23s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 53s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 31s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 8s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	4m 35s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 13s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 51s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 41s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 37s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 12s
Upload coverage results to Coveralls / coveralls	35s
	1h 32m 19s

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