refactor: PHPDocs in `env()` #13000

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.2) / Sanity Tests	4m 3s
Others (8.1) / Sanity Tests	2m 14s
Others (8.4) / Sanity Tests	2m 26s
Others (8.3) / Sanity Tests	2m 49s
CacheLive (8.1) / Cache Live Tests	1m 54s
CacheLive (8.2) / Cache Live Tests	2m 25s
CacheLive (8.3) / Cache Live Tests	1m 59s
CacheLive (8.4) / Cache Live Tests	2m 1s
SeparateProcess (8.1) / tests	3m 38s
SeparateProcess (8.2) / tests	3m 37s
SeparateProcess (8.4) / tests	3m 3s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 0s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 19s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 30s
DatabaseLive (8.1, Postgre, 8.0) / tests	3m 2s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 36s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 57s
DatabaseLive (8.2, MySQLi, 8.0) / tests	5m 30s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 49s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 12s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 52s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 42s
SeparateProcess (8.3) / tests	3m 52s
DatabaseLive (8.3, MySQLi, 8.0) / tests	3m 44s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 21s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 39s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 38s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 39s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 45s
DatabaseLive (8.4, OCI8, 8.0) / tests	6m 5s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 50s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 22s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	4m 34s
Upload coverage results to Coveralls / coveralls	48s
	2h 4m 56s

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