refactor: remove Composer autoloading of auth helper

[kenjis]

Description
See https://forum.codeigniter.com/showthread.php?tid=88545 and #872

Checklist:

• Securely signed commits
• Component(s) with PHPDoc blocks, only if necessary or adds value
• Unit testing, with >80% coverage
• User guide updated
• Conforms to style guide

[datamweb]

Unittest /php7. 4

https://docs.orcle.com/cd/E11882_01/server.112/e16604/ch_thirteen.htm#SQPUG136

[datamweb]

@kenjis we have used helper('setting'); in several places, can you remove?

Do we need this?

shield/src/Controllers/LoginController.php

Line 17 in fd2dff9

protected $helpers = ['setting'];

[kenjis]

Testing with OCI8 always fails, but I don't know why.

Run echo -e "ALTER SESSION SET CONTAINER = XEPDB1;\nCREATE BIGFILE TABLESPACE \"TEST\" DATAFILE '/opt/oracle/product/18c/dbhomeXE/dbs/TEST' SIZE 10M AUTOEXTEND ON MAXSIZE UNLIMITED SEGMENT SPACE MANAGEMENT AUTO EXTENT MANAGEMENT LOCAL AUTOALLOCATE;\nCREATE USER \"ORACLE\" IDENTIFIED BY \"ORACLE\" DEFAULT TABLESPACE \"TEST\" TEMPORARY TABLESPACE TEMP QUOTA UNLIMITED ON \"TEST\";\nGRANT CONNECT,RESOURCE TO \"ORACLE\";\nexit;" | /lib/oracle/18.5/client64/bin/sqlplus -s sys/Oracle18@localhost:1521/XE as sysdba
ERROR:
ORA-12514: TNS:listener does not currently know of service requested in connect
descriptor


SP2-0306: Invalid option.
Usage: CONN[ECT] [{logon|/|proxy} [AS {SYSDBA|SYSOPER|SYSASM|SYSBACKUP|SYSDG|SYSKM|SYSRAC}] [edition=value]]
where <logon> ::= <username>[/<password>][@<connect_identifier>]
      <proxy> ::= <proxyuser>[<username>][/<password>][@<connect_identifier>]
SP2-0306: Invalid option.
Usage: CONN[ECT] [{logon|/|proxy} [AS {SYSDBA|SYSOPER|SYSASM|SYSBACKUP|SYSDG|SYSKM|SYSRAC}] [edition=value]]
where <logon> ::= <username>[/<password>][@<connect_identifier>]
      <proxy> ::= <proxyuser>[<username>][/<password>][@<connect_identifier>]
SP2-0157: unable to CONNECT to ORACLE after 3 attempts, exiting SQL*Plus
Error: Process completed with exit code 1.

https://github.com/codeigniter4/shield/actions/runs/6489501416/job/17623872761?pr=893

[kenjis]

Removed helper('setting').

[datamweb]

LGTM!
Thank you!

[datamweb]

Testing with OCI8 always fails, but I don't know why.

This issue is not related to this PR.
Below test failure was observed even before this PR.

https://github.com/datamweb/shield/actions/runs/6498102065/job/17648716049

[datamweb]

All checks have passed!