refactor: fix `phpstan` only boolean allowed #12675

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.2) / Sanity Tests	4m 0s
Others (8.1) / Sanity Tests	2m 21s
Others (8.3) / Sanity Tests	2m 20s
CacheLive (8.1) / Cache Live Tests	2m 7s
CacheLive (8.2) / Cache Live Tests	2m 32s
CacheLive (8.3) / Cache Live Tests	2m 7s
SeparateProcess (8.1) / tests	3m 10s
DatabaseLive (8.1, MySQLi, 5.7) / tests	2m 47s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 44s
DatabaseLive (8.1, OCI8, 8.0) / tests	5m 51s
SeparateProcess (8.2) / tests	3m 23s
SeparateProcess (8.3) / tests	3m 20s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 24s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 32s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 25s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 38s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 34s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 6s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 3s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 12s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 28s
DatabaseLive (8.3, OCI8, 8.0) / tests	5m 36s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 59s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 36s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 28s
Upload coverage results to Coveralls / coveralls	40s
	1h 31m 24s

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