fix: codeigniter in a subdirectory + indexPage results in 404 #13372

Job	Run time
Setup PHP Version for Code Coverage	3s
Others (8.2) / Sanity Tests	3m 39s
Others (8.1) / Sanity Tests	2m 24s
Others (8.3) / Sanity Tests	2m 19s
Others (8.4) / Sanity Tests	2m 25s
SeparateProcess (8.1) / tests	3m 23s
SeparateProcess (8.2) / tests	3m 29s
SeparateProcess (8.3) / tests	3m 22s
SeparateProcess (8.4) / tests	3m 14s
DatabaseLive (8.3, SQLite3, 8.0) / tests	2m 37s
DatabaseLive (8.4, MySQLi, 8.0) / tests	4m 57s
DatabaseLive (8.3, MySQLi, 8.0) / tests	4m 40s
DatabaseLive (8.1, SQLSRV, 8.0) / tests	5m 20s
DatabaseLive (8.1, OCI8, 8.0) / tests	6m 48s
DatabaseLive (8.3, Postgre, 8.0) / tests	2m 32s
DatabaseLive (8.4, SQLite3, 8.0) / tests	2m 40s
DatabaseLive (8.3, SQLSRV, 8.0) / tests	5m 9s
DatabaseLive (8.1, MySQLi, 8.0) / tests	4m 19s
DatabaseLive (8.4, OCI8, 8.0) / tests	6m 8s
DatabaseLive (8.4, Postgre, 8.0) / tests	2m 32s
DatabaseLive (8.1, MySQLi, 5.7) / tests	3m 21s
DatabaseLive (8.4, SQLSRV, 8.0) / tests	4m 33s
DatabaseLive (8.1, Postgre, 8.0) / tests	2m 39s
DatabaseLive (8.2, MySQLi, 8.0) / tests	6m 0s
DatabaseLive (8.2, Postgre, 8.0) / tests	3m 21s
DatabaseLive (8.2, OCI8, 8.0) / tests	7m 53s
DatabaseLive (8.2, SQLite3, 8.0) / tests	3m 31s
DatabaseLive (8.1, SQLite3, 8.0) / tests	2m 43s
DatabaseLive (8.2, SQLSRV, 8.0) / tests	5m 53s
DatabaseLive (8.3, OCI8, 8.0) / tests	6m 11s
CacheLive (8.1) / Cache Live Tests	2m 9s
CacheLive (8.2) / Cache Live Tests	2m 32s
CacheLive (8.4) / Cache Live Tests	2m 0s
CacheLive (8.3) / Cache Live Tests	2m 17s
Upload coverage results to Coveralls / coveralls	38s
	2h 7m 41s

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