[codemod][new] Nuxt - migration to v4

[arshcodemod]

Migration details

Official upgrade guide

• [x] directory-structure- [Codemod Studio Link] -> #1011
• [ ] shared-prerender-data [Codemod Studio Link] -> TBD
• [x] default-data-error-value [Codemod Studio Link] -> #886
• [x] remove-deprecated-values- [Codemod Studio Link] -> #973
• [ ] respect-defaults-useAsyncData-useFetch [Codemod Studio Link] -> blocked
• [x] shallow-data-reactivity -> #722 / #695
• [x] absolute-watch-paths [Codemod Studio Link] -> #959
• [ ] directory-index-scanning - [Codemod Studio Link] -> TBD
• [x] template-compilation-changes -> #958
• [ ] removal-of-experimental-features TBD