fix: lift unsafe_state_mutation constraints for SvelteSet and SvelteMap created inside the derived#16221

paoloricciuti merged 3 commits intosveltejs:mainsveltejs/svelte:mainfrom

gyzerok:allow-internal-derived-mutations-for-set-and-mapgyzerok/svelte:allow-internal-derived-mutations-for-set-and-mapCopy head branch name to clipboard