feat: customizable `.env` directory path #13419

Job	Run time
Setup PHP Version for Code Coverage	3s
Others (8.2) / Sanity Tests	3m 58s
Others (8.1) / Sanity Tests	2m 31s
Others (8.4) / Sanity Tests	2m 33s
Others (8.3) / Sanity Tests	2m 29s
SeparateProcess (8.2) / tests	3m 29s
SeparateProcess (8.3) / tests	3m 37s
SeparateProcess (8.1) / tests	3m 42s
DatabaseLive (8.4, OCI8, 8.0) / tests	3m 54s
SeparateProcess (8.4) / tests	3m 41s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 42s
DatabaseLive (8.1, MySQLi, 8.0) / tests	3m 54s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 46s
DatabaseLive (8.3, OCI8, 8.0) / tests	3m 53s
DatabaseLive (8.2, OCI8, 8.0) / tests	3m 53s
DatabaseLive (8.4, MySQLi, 8.0) / tests	3m 55s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	3m 54s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 35s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	3m 55s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 39s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 55s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 10s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 34s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	3m 53s
DatabaseLive (8.1, OCI8, 8.0) / tests	57s
DatabaseLive (8.2, MySQLi, 8.0) / tests	19s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	3m 53s
DatabaseLive (8.2, SQLite3, 8.0) / tests	26s
DatabaseLive (8.3, SQLite3, 8.0) / tests	7s
DatabaseLive (8.3, MySQLi, 8.0) / tests	42s
CacheLive (8.1) / Cache Live Tests	18s
CacheLive (8.2) / Cache Live Tests	1s
CacheLive (8.4) / Cache Live Tests	1s
CacheLive (8.3) / Cache Live Tests	3m 40s
Upload coverage results to Coveralls	0s
	1h 27m 59s

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