chore: refactor phpunit config file #14680

Job	Run time
Setup PHP Version for Code Coverage	2s
Others (8.4) / Sanity Tests	2m 30s
Others (8.5) / Sanity Tests	2m 47s
Others (8.3) / Sanity Tests	2m 43s
Others (8.2) / Sanity Tests	4m 9s
SeparateProcess (8.4) / tests	3m 25s
SeparateProcess (8.3) / tests	3m 27s
SeparateProcess (8.2) / tests	3m 27s
SeparateProcess (8.5) / tests	3m 26s
CacheLive (8.3) / Cache Live Tests	2m 24s
CacheLive (8.4) / Cache Live Tests	2m 19s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	6m 1s
DatabaseLive (8.2, SQLite3, 8.0) / tests	2m 55s
CacheLive (8.2) / Cache Live Tests	2m 23s
DatabaseLive (8.3, Postgre, 8.0) / tests	3m 1s
DatabaseLive (8.5, OCI8, 8.0) / tests	7m 38s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 36s
CacheLive (8.5) / Cache Live Tests	2m 8s
DatabaseLive (8.5, MySQLi, 8.0) / tests	4m 50s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	5m 51s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 10s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 5s
DatabaseLive (8.3, OCI8, 8.0) / tests	8m 4s
DatabaseLive (8.2, MySQLi, 5.7) / tests	3m 57s
DatabaseLive (8.5, Postgre, 8.0) / tests	2m 43s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 25s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 25s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 47s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 9s
DatabaseLive (8.4, OCI8, 8.0) / tests	7m 44s
DatabaseLive (8.5, SQLSRV, 8.0) / tests	5m 56s
DatabaseLive (8.5, SQLite3, 8.0) / tests	2m 17s
DatabaseLive (8.2, OCI8, 8.0) / tests	8m 31s
DatabaseLive (8.2, MySQLi, 8.0) / tests	5m 49s
Upload coverage results to Coveralls / coveralls	40s
	2h 16m 44s

Provide feedback