fix: Fontaine seems to add fallback to sass variables that are commented out

[TechAkayy]

🐛 The bug

Fontaine seems to amend "* fallback" to sass variables that too commented one. This breaks the code.

🛠️ To reproduce

https://github.com/TechAkayy/my-nuxt-vuetify-generate-issue

🌈 Expected behaviour

To reproduce, clone, install, npm run dev the reproduction.

In main.scss, remove the single space on either side of the the colon (:) indicated in this screenshot and save.

ℹ️ Additional context

Dependencies Info

Run npx nuxi info and pnpm list (or npm list) and provide the output:

------------------------------
- Operating System: Darwin
- Node Version:     v18.12.1
- Nuxt Version:     3.7.3
- CLI Version:      3.8.4
- Nitro Version:    2.7.1
- Package Manager:  npm@8.19.2
- Builder:          -
- User Config:      devtools, experimental, app, modules, fontMetrics, critters, css, vuetify, image, veeValidate, content, pinia, imports, vue, sourcemap, routeRules, site, robots, sitemap, ogImage, linkChecker, pinegrow
- Runtime Modules:  @pinegrow/nuxt-module@3.0.24, @unocss/nuxt@0.54.3, @nuxt/devtools@0.7.6, @nuxt/content@2.8.2, @vueuse/nuxt@10.5.0, @pinia/nuxt@0.4.11, @nuxt/image@1.0.0, @vee-validate/nuxt@4.11.6, vuetify-nuxt-module@0.6.0, @nuxtseo/module@2.0.0-beta.39, @nuxtjs/fontaine@0.4.1, @nuxtjs/critters@0.5.1, nuxt-icon@0.6.1
- Build Modules:    -
------------------------------

pg-nuxt-vuetify@0.0.0 /Users/techakayy/Tests/reproductions/my-nuxt-vuetify-generate-issue
├── @iconify/json@2.2.117
├── @mdi/js@7.2.96
├── @nuxt/content@2.8.2
├── @nuxt/devtools@0.7.6
├── @nuxt/eslint-config@0.1.1
├── @nuxt/image@1.0.0
├── @nuxtjs/critters@0.5.1
├── @nuxtjs/fontaine@0.4.1
├── @nuxtjs/html-validator@1.5.2
├── @nuxtseo/module@2.0.0-beta.39
├── @pinegrow/nuxt-module@3.0.24
├── @pinegrow/vuetify-plugin@3.0.45
├── @pinia/nuxt@0.4.11
├── @types/node@20.6.2
├── @unocss/nuxt@0.54.3
├── @unocss/preset-icons@0.54.3
├── @vee-validate/nuxt@4.11.6
├── @vue/devtools@6.5.0
├── @vueuse/core@10.5.0
├── @vueuse/nuxt@10.5.0
├── autoprefixer@10.4.16
├── eslint-config-prettier@8.10.0
├── eslint@8.49.0
├── lite-youtube-embed@0.2.0
├── npm-run-all@4.1.5
├── nuxt-icon@0.6.1
├── nuxt@3.7.3
├── pinia@2.1.6
├── postcss@8.4.31
├── prettier@2.8.8
├── rehype-external-links@3.0.0
├── sass@1.67.0
├── typescript@5.2.2
├── vuetify-nuxt-module@0.6.0
└── vuetify@3.3.23