* Update twig/twig from 3.16.0 to 3.21.1
* Update tecnickcom/tcpdf from 6.7.5 to 6.10.0
* Correct font folder case failing on linux server
* Suppress documentation generator from project in favor of the online version
* Update symfony/http-foundation from 6.4.2 to 6.4.14
Update symfony/runtime from 6.4.0 to 6.4.24
* Update Symfony lib to version ~6.4.0
* Update code missing return type
* Add an iTop general configuration entry to store application secret (Symfony mandatory parameter)
* Use dependency injection in ExceptionListener & UserProvider classes
- Autoloader for portal files in the itop-portal-base module
- Dependencies moved to root composer.json
- Add autoloader for /core and /application content