refactor: Fix phpstan return.missing (#9382) #12832

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.2) / Sanity Tests	3m 27s
Others (8.1) / Sanity Tests	2m 22s
Others (8.3) / Sanity Tests	2m 21s
CacheLive (8.3) / Cache Live Tests	2m 6s
CacheLive (8.2) / Cache Live Tests	2m 14s
CacheLive (8.1) / Cache Live Tests	2m 7s
DatabaseLive (8.1, MySQLi, 5.7) / tests	2m 54s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 18s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 41s
DatabaseLive (8.1, OCI8, 8.0) / tests	5m 55s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 38s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 26s
SeparateProcess (8.1) / tests	3m 24s
SeparateProcess (8.3) / tests	3m 18s
SeparateProcess (8.2) / tests	3m 32s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 34s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 12s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 59s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 4s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	4m 55s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 9s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 22s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 34s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 20s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 8s
Upload coverage results to Coveralls / coveralls	43s
	1h 30m 44s

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