refactor: fix `phpstan` only boolean allowed #12706

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.1) / Sanity Tests	2m 22s
Others (8.2) / Sanity Tests	3m 41s
Others (8.3) / Sanity Tests	2m 13s
CacheLive (8.2) / Cache Live Tests	2m 12s
SeparateProcess (8.1) / tests	3m 40s
CacheLive (8.1) / Cache Live Tests	2m 4s
SeparateProcess (8.2) / tests	3m 33s
SeparateProcess (8.3) / tests	3m 13s
CacheLive (8.3) / Cache Live Tests	2m 8s
DatabaseLive (8.1, MySQLi, 5.7) / tests	2m 31s
DatabaseLive (8.1, MySQLi, 8.0) / tests	3m 56s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 44s
DatabaseLive (8.1, SQLite3, 8.0) / tests	3m 0s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 14s
DatabaseLive (8.1, OCI8, 8.0) / tests	5m 57s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 37s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 53s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 19s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 38s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	4m 41s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 3s
DatabaseLive (8.3, OCI8, 8.0) / tests	5m 55s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 42s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 36s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 32s
Upload coverage results to Coveralls / coveralls	58s
	1h 31m 23s

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