fix(language-core): generate ref as identifier instead of interpolation

[KazariEX]

When using some characters like - as identifiers for ref, the incorrect virtual code will be generated.

[pkg-pr-new]

commit: df1ac34

vue-component-meta

pnpm add https://pkg.pr.new/vuejs/language-tools/vue-component-meta@4688

vue-component-type-helpers

pnpm add https://pkg.pr.new/vuejs/language-tools/vue-component-type-helpers@4688

@vue/language-core

pnpm add https://pkg.pr.new/vuejs/language-tools/@vue/language-core@4688

@vue/language-plugin-pug

pnpm add https://pkg.pr.new/vuejs/language-tools/@vue/language-plugin-pug@4688

@vue/language-server

pnpm add https://pkg.pr.new/vuejs/language-tools/@vue/language-server@4688

@vue/language-service

pnpm add https://pkg.pr.new/vuejs/language-tools/@vue/language-service@4688

vue-tsc

pnpm add https://pkg.pr.new/vuejs/language-tools/vue-tsc@4688

@vue/typescript-plugin

pnpm add https://pkg.pr.new/vuejs/language-tools/@vue/typescript-plugin@4688

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[johnsoncodehk]

LGTM, thanks!