Bump sass from 1.86.1 to 1.86.3 in /website (#3622)

Bumps [sass](https://github.com/sass/dart-sass) from 1.86.1 to 1.86.3.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.86.1...1.86.3)

---
updated-dependencies:
- dependency-name: sass
  dependency-version: 1.86.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

website/package.json

@@ -23,7 +23,7 @@
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-player": "^2.16.0",
-    "sass": "^1.86.1"
+    "sass": "^1.86.3"
   },
   "browserslist": {
     "production": [

website/yarn.lock

@@ -8546,10 +8546,10 @@ sass-loader@^16.0.2:
   dependencies:
     neo-async "^2.6.2"
 
-sass@^1.86.1:
-  version "1.86.1"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.86.1.tgz#862c7fc9d30ffb9bf616fa20e50c033cb1bee4dc"
-  integrity sha512-Yaok4XELL1L9Im/ZUClKu//D2OP1rOljKj0Gf34a+GzLbMveOzL7CfqYo+JUa5Xt1nhTCW+OcKp/FtR7/iqj1w==
+sass@^1.86.3:
+  version "1.86.3"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.86.3.tgz#0a0d9ea97cb6665e73f409639f8533ce057464c9"
+  integrity sha512-iGtg8kus4GrsGLRDLRBRHY9dNVA78ZaS7xr01cWnS7PEMQyFtTqBiyCrfpTYTZXRWM94akzckYjh8oADfFNTzw==
   dependencies:
     chokidar "^4.0.0"
     immutable "^5.0.2"