refactor: fix phpstan errors in `ResponseTrait` #13340

Job	Run time
Setup PHP Version for Code Coverage	3s
Others (8.2) / Sanity Tests	3m 54s
Others (8.3) / Sanity Tests	2m 24s
Others (8.1) / Sanity Tests	2m 38s
Others (8.4) / Sanity Tests	2m 23s
CacheLive (8.1) / Cache Live Tests	2m 4s
CacheLive (8.4) / Cache Live Tests	2m 16s
CacheLive (8.3) / Cache Live Tests	1m 59s
DatabaseLive (8.4, OCI8, 8.0) / tests	6m 17s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 7s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 44s
DatabaseLive (8.4, MySQLi, 8.0) / tests	5m 43s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 33s
DatabaseLive (8.3, SQLite3, 8.0) / tests	3m 24s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 35s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 42s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 32s
DatabaseLive (8.1, MySQLi, 8.0) / tests	5m 22s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 35s
CacheLive (8.2) / Cache Live Tests	2m 11s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	5m 6s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 9s
DatabaseLive (8.2, OCI8, 8.0) / tests	7m 16s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 57s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	5m 15s
SeparateProcess (8.2) / tests	3m 50s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 52s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 36s
DatabaseLive (8.2, MySQLi, 8.0) / tests	5m 6s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 17s
SeparateProcess (8.3) / tests	3m 38s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 4s
SeparateProcess (8.1) / tests	3m 34s
SeparateProcess (8.4) / tests	3m 10s
Upload coverage results to Coveralls / coveralls	50s
	2h 10m 6s

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