Bump find-unused-sass-variables from 4.0.2 to 4.0.3 (#35928)

Bumps [find-unused-sass-variables](https://github.com/XhmikosR/find-unused-sass-variables) from 4.0.2 to 4.0.3.
- [Release notes](https://github.com/XhmikosR/find-unused-sass-variables/releases)
- [Commits](https://github.com/XhmikosR/find-unused-sass-variables/compare/v4.0.2...v4.0.3)

---
updated-dependencies:
- dependency-name: find-unused-sass-variables
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -120,7 +120,7 @@
     "eslint-config-xo": "^0.40.0",
     "eslint-plugin-import": "^2.25.4",
     "eslint-plugin-unicorn": "^41.0.0",
-    "find-unused-sass-variables": "^4.0.2",
+    "find-unused-sass-variables": "^4.0.3",
     "globby": "^11.0.4",
     "hammer-simulator": "0.0.1",
     "hugo-bin": "^0.81.0",