[DependencyInjection] Handle INI arrays

[fabpot]

Q	A
Feature PR	symfony/symfony#47367
PR author(s)	@MatTheCat
Merged in	6.2

[MatTheCat]

Err I didn't find any mention of defining parameters using an INI file in the documentation. I don't really know what to do here.

[OskarStark]

I think we can close here

[lpd-au]

https://symfony.com/doc/6.2/components/config/resources.html