fix: codeigniter in a subdirectory + indexPage results in 404 #13370

Job	Run time
Setup PHP Version for Code Coverage	2s
Others (8.1) / Sanity Tests	2m 34s
Others (8.3) / Sanity Tests	2m 51s
Others (8.2) / Sanity Tests	3m 44s
Others (8.4) / Sanity Tests	2m 24s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 6s
DatabaseLive (8.2, OCI8, 8.0) / tests	7m 10s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 8s
DatabaseLive (8.3, OCI8, 8.0) / tests	5m 56s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 17s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 57s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 39s
DatabaseLive (8.4, OCI8, 8.0) / tests	7m 33s
DatabaseLive (8.1, Postgre, 8.0) / tests	3m 17s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	4m 49s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 47s
DatabaseLive (8.2, MySQLi, 8.0) / tests	5m 8s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 17s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	6m 15s
DatabaseLive (8.3, MySQLi, 8.0) / tests	5m 10s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 34s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	5m 28s
DatabaseLive (8.4, MySQLi, 8.0) / tests	5m 21s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	4m 50s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 51s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 28s
SeparateProcess (8.1) / tests	4m 15s
SeparateProcess (8.2) / tests	3m 35s
CacheLive (8.3) / Cache Live Tests	2m 3s
SeparateProcess (8.3) / tests	4m 3s
CacheLive (8.1) / Cache Live Tests	2m 20s
CacheLive (8.2) / Cache Live Tests	2m 35s
SeparateProcess (8.4) / tests	3m 36s
CacheLive (8.4) / Cache Live Tests	2m 34s
Upload coverage results to Coveralls / coveralls	50s
	2h 12m 27s

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