Bump sass from 1.63.3 to 1.63.4 in /client (#2342)

Bumps [sass](https://github.com/sass/dart-sass) from 1.63.3 to 1.63.4.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.63.3...1.63.4)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:development
  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>

client/package.json

@@ -21,7 +21,7 @@
     "riot-hot-reload": "^1.0.0",
     "riot-tag-loader": "^2.1.0",
     "rxjs": "^7.8.1",
-    "sass": "^1.63.3",
+    "sass": "^1.63.4",
     "sass-loader": "^13.3.2",
     "shufflejs": "v6.1.0",
     "style-loader": "^3.3.3",

client/yarn.lock

@@ -2361,7 +2361,7 @@ __metadata:
     riot-hot-reload: ^1.0.0
     riot-tag-loader: ^2.1.0
     rxjs: ^7.8.1
-    sass: ^1.63.3
+    sass: ^1.63.4
     sass-loader: ^13.3.2
     shufflejs: v6.1.0
     style-loader: ^3.3.3
@@ -4315,16 +4315,16 @@ __metadata:
   languageName: node
   linkType: hard
 
-"sass@npm:^1.63.3":
-  version: 1.63.3
-  resolution: "sass@npm:1.63.3"
+"sass@npm:^1.63.4":
+  version: 1.63.4
+  resolution: "sass@npm:1.63.4"
   dependencies:
     chokidar: ">=3.0.0 <4.0.0"
     immutable: ^4.0.0
     source-map-js: ">=0.6.2 <2.0.0"
   bin:
     sass: sass.js
-  checksum: 41d1d7e875be738a8b5ef92bc722b20fd88f9fc8db61caa17dec37e0a53739cf28dc3b79481b1998c410c82c30247f473c2559e64cec7c4d851e5cea0434ec4e
+  checksum: 12bde5beff85a7018157d90c8b9d5aec8b56832f89fcfeca146f10936eecf97e669d22fd41f812b3407ed259bbb114d69c9ecbfc7ee9b15308211fb910cdf5eb
   languageName: node
   linkType: hard