chore(deps): update dependency gulp-sass to v6 (#4154)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [gulp-sass](https://redirect.github.com/dlmanning/gulp-sass) |
[`5.1.0` ->
`6.0.0`](https://renovatebot.com/diffs/npm/gulp-sass/5.1.0/6.0.0) |
[![age](https://developer.mend.io/api/mc/badges/age/npm/gulp-sass/6.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/npm/gulp-sass/6.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/npm/gulp-sass/5.1.0/6.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/npm/gulp-sass/5.1.0/6.0.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

---

### Release Notes

<details>
<summary>dlmanning/gulp-sass (gulp-sass)</summary>

###
[`v6.0.0`](https://redirect.github.com/dlmanning/gulp-sass/blob/HEAD/CHANGELOG.md#v600)

[Compare
Source](https://redirect.github.com/dlmanning/gulp-sass/compare/v5.1.0...v6.0.0)

**November 27, 2024**

<https://github.com/dlmanning/gulp-sass/releases/tag/v6.0.0>

</details>

---

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---

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---

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Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Philipp Gfeller <[email protected]>

packages/styles/gulpfile.js

@@ -118,8 +118,8 @@ gulp.task('sass', () => {
     .src('./src/**/*.scss')
     .pipe(
       gulpSass({
-        outputStyle: 'compressed',
-        includePaths: options.includePaths,
+        style: 'compressed',
+        loadPaths: options.loadPaths,
         quietDeps: true,
       }),
     )
@@ -136,7 +136,7 @@ gulp.task('sass:dev', () => {
     .pipe(sourcemaps.init())
     .pipe(
       gulpSass({
-        includePaths: options.includePaths,
+        loadPaths: options.loadPaths,
         quietDeps: true,
       }),
     )
@@ -153,7 +153,7 @@ gulp.task(
   gulp.series('temporarily-copy-token-files', () => {
     return gulp.src('./tests/**/*.scss').pipe(
       gulpSass.sync({
-        includePaths: options.includePaths,
+        loadPaths: [...options.loadPaths, './'],
         quietDeps: true,
       }),
     );

packages/styles/package.json

@@ -58,7 +58,7 @@
     "gulp": "5.0.0",
     "gulp-newer": "^1.4.0",
     "gulp-postcss": "10.0.0",
-    "gulp-sass": "5.1.0",
+    "gulp-sass": "6.0.0",
     "jest": "29.7.0",
     "postcss": "8.4.40",
     "postcss-scss": "4.0.9",
@@ -73,7 +73,7 @@
     "vite": "5.4.8"
   },
   "sass": {
-    "includePaths": [
+    "loadPaths": [
       "node_modules"
     ],
     "outputDir": "./dist"