gtk4: migrate GTK3 container and layout APIs to GTK4 equivalents - #1093

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Dev10-sys wants to merge 2 commits into

sugarlabs:gtk4-portfrom

Dev10-sys:gtk4-container-final

Commits on Mar 24, 2026

gtk4: migrate GTK3 container and layout APIs to GTK4 equivalents
Dev10-sys
committed
47cb5c6
Fix GTK4 container replacements: remove Gtk.Alignment wrappers and migrate Gtk.Toolbar to Gtk.Box
Dev10-sys
committed
02407ee