refactor: Fix phpstan return.missing #12826

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.1) / Sanity Tests	2m 35s
Others (8.3) / Sanity Tests	2m 29s
Others (8.2) / Sanity Tests	3m 49s
CacheLive (8.1) / Cache Live Tests	2m 3s
CacheLive (8.2) / Cache Live Tests	2m 10s
CacheLive (8.3) / Cache Live Tests	2m 6s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 21s
DatabaseLive (8.1, MySQLi, 8.0) / tests	5m 2s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 18s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 34s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 15s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 52s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 50s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 41s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 5s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 24s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 35s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 49s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 28s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 30s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 41s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 9s
SeparateProcess (8.1) / tests	3m 23s
SeparateProcess (8.2) / tests	3m 23s
SeparateProcess (8.3) / tests	3m 36s
Upload coverage results to Coveralls / coveralls	47s
	1h 34m 56s

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