[TwigHooks] Improve sylius:debug:twig-hooks command

[camilleislasse]

Summary

Improve sylius:debug:twig-hooks command with tree view, multi-hooks support and extended config display.

Features

• --tree option to display the full hooks hierarchy as a tree
• Multi-hooks support: pass multiple hook names to see the merged result (as resolved at runtime)
• --config now displays context, configuration and props
• Tree display aligned with the debug toolbar format

Usage

# Display full hooks hierarchy as a tree
bin/console sylius:debug:twig-hooks sylius_admin.common.create --tree

# Show context, configuration and props
bin/console sylius:debug:twig-hooks sylius_admin.common.create --config

# Display merged result of multiple hooks
bin/console sylius:debug:twig-hooks sylius_admin.dashboard.index.content sylius_admin.common.index.content

# Display merged tree of multiple hooks
bin/console sylius:debug:twig-hooks sylius_admin.dashboard.index.content sylius_admin.common.index.content --tree