feat: Strict locale negotiation (#9360) #12777

Job	Run time
Setup PHP Version for Code Coverage	1s
Others (8.3) / Sanity Tests	2m 19s
Others (8.2) / Sanity Tests	3m 28s
Others (8.1) / Sanity Tests	2m 26s
Others (8.4) / Sanity Tests	2m 33s
SeparateProcess (8.1) / tests	3m 58s
SeparateProcess (8.2) / tests	3m 19s
SeparateProcess (8.3) / tests	3m 18s
CacheLive (8.1) / Cache Live Tests	2m 17s
SeparateProcess (8.4) / tests	3m 10s
CacheLive (8.2) / Cache Live Tests	2m 29s
CacheLive (8.4) / Cache Live Tests	2m 10s
CacheLive (8.3) / Cache Live Tests	2m 9s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 5s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 18s
DatabaseLive (8.1, OCI8, 8.0) / tests	5m 57s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 19s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 38s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 5s
DatabaseLive (8.2, MySQLi, 8.0) / tests	4m 37s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 36s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 0s
DatabaseLive (8.2, SQLite3, 8.0) / tests	2m 55s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 54s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 3s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 19s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 24s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 36s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	4m 9s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 40s
DatabaseLive (8.4, OCI8, 8.0) / tests	5m 37s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 24s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 27s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	4m 15s
Upload coverage results to Coveralls / coveralls	39s
	1h 58m 34s

Provide feedback