test: turn `MySQLi` `$strictOn` to `true` by default #14389

Job	Run time
Setup PHP Version for Code Coverage	3s
Others (8.4) / Sanity Tests	20m 3s
Others (8.2) / Sanity Tests	4m 18s
Others (8.3) / Sanity Tests	17m 17s
Others (8.5) / Sanity Tests	3m 3s
SeparateProcess (8.2) / tests	3m 21s
SeparateProcess (8.4) / tests	3m 7s
CacheLive (8.5) / Cache Live Tests	2m 6s
DatabaseLive (8.5, SQLSRV, 8.0) / tests	6m 2s
SeparateProcess (8.3) / tests	3m 23s
CacheLive (8.3) / Cache Live Tests	2m 15s
SeparateProcess (8.5) / tests	3m 14s
CacheLive (8.4) / Cache Live Tests	2m 0s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 18s
DatabaseLive (8.3, OCI8, 8.0) / tests	4m 10s
CacheLive (8.2) / Cache Live Tests	2m 21s
DatabaseLive (8.2, OCI8, 8.0) / tests	6m 19s
DatabaseLive (8.5, OCI8, 8.0) / tests	6m 19s
DatabaseLive (8.5, SQLite3, 8.0) / tests	2m 11s
DatabaseLive (8.2, SQLite3, 8.0) / tests	2m 50s
DatabaseLive (8.4, OCI8, 8.0) / tests	3m 4s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 41s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	6m 16s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 12s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 11s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 24s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 12s
DatabaseLive (8.2, MySQLi, 5.7) / tests	3m 55s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 47s
DatabaseLive (8.5, Postgre, 8.0) / tests	2m 37s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	6m 19s
DatabaseLive (8.2, MySQLi, 8.0) / tests	3m 40s
DatabaseLive (8.3, MySQLi, 8.0) / tests	3m 53s
DatabaseLive (8.5, MySQLi, 8.0) / tests	3m 10s
Upload coverage results to Coveralls	0s
	2h 31m 1s

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