feat: add Query Builder whereExists methods #15043

Job	Run time
Setup PHP Version for Code Coverage	4s
Others (8.5) / Sanity Tests	1m 52s
Others (8.4) / Sanity Tests	1m 36s
Others (8.3) / Sanity Tests	2m 2s
Others (8.2) / Sanity Tests	3m 30s
SeparateProcess (8.5) / tests	2m 20s
SeparateProcess (8.2) / tests	2m 28s
SeparateProcess (8.4) / tests	2m 39s
CacheLive (8.5) / Cache Live Tests	1m 14s
DatabaseLive (8.4, Postgre, 8.0) / tests	1m 45s
CacheLive (8.4) / Cache Live Tests	1m 10s
CacheLive (8.2) / Cache Live Tests	1m 21s
CacheLive (8.3) / Cache Live Tests	1m 23s
DatabaseLive (8.5, SQLite3, 8.0) / tests	1m 19s
DatabaseLive (8.5, Postgre, 8.0) / tests	1m 56s
SeparateProcess (8.3) / tests	2m 15s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 3s
DatabaseLive (8.5, MySQLi, 8.0) / tests	3m 11s
DatabaseLive (8.2, SQLite3, 8.0) / tests	2m 20s
DatabaseLive (8.2, MySQLi, 5.7) / tests	3m 30s
DatabaseLive (8.5, OCI8, 8.0) / tests	7m 20s
DatabaseLive (8.4, SQLite3, 8.0) / tests	1m 4s
DatabaseLive (8.2, OCI8, 8.0) / tests	8m 34s
DatabaseLive (8.4, OCI8, 8.0) / tests	7m 51s
DatabaseLive (8.5, SQLSRV, 8.0) / tests	5m 35s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	5m 30s
DatabaseLive (8.2, Postgre, 8.0) / tests	2m 56s
DatabaseLive (8.3, OCI8, 8.0) / tests	7m 49s
DatabaseLive (8.2, MySQLi, 8.0) / tests	5m 9s
DatabaseLive (8.3, SQLite3, 8.0) / tests	1m 18s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	5m 26s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 4s
DatabaseLive (8.3, MySQLi, 8.0) / tests	3m 59s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 47s
Upload coverage results to Coveralls / coveralls	56s
	1h 54m 16s

Provide feedback