Bump sass-migrator from 1.8.0 to 2.0.3

Bumps [sass-migrator](https://github.com/sass/migrator) from 1.8.0 to 2.0.3.
- [Release notes](https://github.com/sass/migrator/releases)
- [Changelog](https://github.com/sass/migrator/blob/main/CHANGELOG.md)
- [Commits](sass/migrator@1.8.0...2.0.3)

---
updated-dependencies:
- dependency-name: sass-migrator
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -173,7 +173,7 @@
     "react-dom": "17.0.2",
     "react-svg-loader": "^3.0.1",
     "sass-embedded": "^1.71.1",
-    "sass-migrator": "^1.8.0",
+    "sass-migrator": "^2.0.3",
     "sass-loader": "^14.1.1",
     "sassdoc": "^2.7.0",
     "storybook": "^7.6.17",