refactor: fix phpstan no type specified ValidationModelTest (#10008) #14461

Job	Run time
Setup PHP Version for Code Coverage	3s
Others (8.5) / Sanity Tests	2m 38s
Others (8.4) / Sanity Tests	2m 33s
Others (8.2) / Sanity Tests	4m 7s
Others (8.3) / Sanity Tests	2m 47s
CacheLive (8.3) / Cache Live Tests	2m 11s
CacheLive (8.4) / Cache Live Tests	2m 9s
CacheLive (8.2) / Cache Live Tests	2m 8s
SeparateProcess (8.2) / tests	3m 38s
SeparateProcess (8.3) / tests	3m 31s
DatabaseLive (8.4, OCI8, 8.0) / tests	6m 51s
CacheLive (8.5) / Cache Live Tests	2m 8s
SeparateProcess (8.5) / tests	3m 37s
SeparateProcess (8.4) / tests	3m 16s
DatabaseLive (8.2, SQLite3, 8.0) / tests	2m 51s
DatabaseLive (8.3, MySQLi, 8.0) / tests	5m 47s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 49s
DatabaseLive (8.5, OCI8, 8.0) / tests	6m 41s
DatabaseLive (8.5, SQLite3, 8.0) / tests	2m 46s
DatabaseLive (8.2, MySQLi, 8.0) / tests	5m 10s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 22s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 52s
DatabaseLive (8.5, Postgre, 8.0) / tests	2m 44s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 27s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 38s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 26s
DatabaseLive (8.2, OCI8, 8.0) / tests	7m 6s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	5m 45s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 30s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	6m 46s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 10s
DatabaseLive (8.2, MySQLi, 5.7) / tests	4m 28s
DatabaseLive (8.5, MySQLi, 8.0) / tests	4m 20s
DatabaseLive (8.5, SQLSRV, 8.0) / tests	6m 8s
Upload coverage results to Coveralls / coveralls	44s
	2h 14m 7s

Provide feedback