fix(compile-sfc): handle setup and data return variables with the same name

[edison1105]

close #11674

[github-actions]

Size Report

Bundles

File	Size	Gzip	Brotli
runtime-dom.global.prod.js	99.1 kB	37.5 kB	33.8 kB
vue.global.prod.js	157 kB	57.3 kB	51 kB

Usages

Name	Size	Gzip	Brotli
createApp	54.5 kB	21.1 kB	19.3 kB
createSSRApp	58.4 kB	22.8 kB	20.8 kB
defineCustomElement	59.1 kB	22.6 kB	20.6 kB
overall	68.1 kB	26.2 kB	23.8 kB

[pkg-pr-new]

commit: 238434b

@vue/compiler-core

pnpm add https://pkg.pr.new/@vue/compiler-core@11676

@vue/compiler-dom

pnpm add https://pkg.pr.new/@vue/compiler-dom@11676

@vue/compiler-sfc

pnpm add https://pkg.pr.new/@vue/compiler-sfc@11676

@vue/compiler-ssr

pnpm add https://pkg.pr.new/@vue/compiler-ssr@11676

@vue/reactivity

pnpm add https://pkg.pr.new/@vue/reactivity@11676

@vue/runtime-core

pnpm add https://pkg.pr.new/@vue/runtime-core@11676

@vue/runtime-dom

pnpm add https://pkg.pr.new/@vue/runtime-dom@11676

@vue/server-renderer

pnpm add https://pkg.pr.new/@vue/server-renderer@11676

@vue/shared

pnpm add https://pkg.pr.new/@vue/shared@11676

vue

pnpm add https://pkg.pr.new/vue@11676

@vue/compat

pnpm add https://pkg.pr.new/@vue/compat@11676

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