feat: share connection & DNS Cache to `CURLRequest` #13229

Job	Run time
Setup PHP Version for Code Coverage	3s
Others (8.2) / Sanity Tests	3m 44s
Others (8.1) / Sanity Tests	2m 27s
Others (8.3) / Sanity Tests	2m 40s
Others (8.4) / Sanity Tests	2m 28s
SeparateProcess (8.3) / tests	3m 38s
SeparateProcess (8.4) / tests	3m 14s
SeparateProcess (8.1) / tests	3m 59s
SeparateProcess (8.2) / tests	4m 1s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	5m 0s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	5m 7s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 50s
DatabaseLive (8.2, MySQLi, 8.0) / tests	6m 12s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 38s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 40s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 9s
DatabaseLive (8.1, MySQLi, 8.0) / tests	3m 49s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 24s
DatabaseLive (8.2, OCI8, 8.0) / tests	7m 31s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 51s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 50s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 46s
DatabaseLive (8.3, MySQLi, 8.0) / tests	5m 41s
DatabaseLive (8.3, SQLite3, 8.0) / tests	3m 11s
DatabaseLive (8.4, OCI8, 8.0) / tests	5m 57s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 42s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 32s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 31s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 6s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 25s
CacheLive (8.4) / Cache Live Tests	2m 3s
CacheLive (8.1) / Cache Live Tests	2m 21s
CacheLive (8.2) / Cache Live Tests	2m 12s
CacheLive (8.3) / Cache Live Tests	2m 14s
Upload coverage results to Coveralls / coveralls	47s
	2h 10m 43s

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