Update dependency sass to v1.91.0 (#11021)

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

Author: renovate[bot]

package.json

@@ -42,7 +42,7 @@
     "postcss-preset-env": "10.3.0",
     "postcss-scss": "4.0.9",
     "prettier": "3.6.2",
-    "sass": "1.90.0",
+    "sass": "1.91.0",
     "sass-loader": "16.0.5",
     "style-loader": "4.0.0",
     "stylelint": "16.23.1",

yarn.lock

@@ -4398,7 +4398,7 @@ __metadata:
     postcss-preset-env: "npm:10.3.0"
     postcss-scss: "npm:4.0.9"
     prettier: "npm:3.6.2"
-    sass: "npm:1.90.0"
+    sass: "npm:1.91.0"
     sass-loader: "npm:16.0.5"
     sortablejs: "npm:1.15.6"
     style-loader: "npm:4.0.0"
@@ -6371,9 +6371,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"sass@npm:1.90.0":
-  version: 1.90.0
-  resolution: "sass@npm:1.90.0"
+"sass@npm:1.91.0":
+  version: 1.91.0
+  resolution: "sass@npm:1.91.0"
   dependencies:
     "@parcel/watcher": "npm:^2.4.1"
     chokidar: "npm:^4.0.0"
@@ -6384,7 +6384,7 @@ __metadata:
       optional: true
   bin:
     sass: sass.js
-  checksum: 10c0/cd882a61811447c079cdc78b41f3be8164f2a2ced56e0b256b33da2de383a5f10e11ed15f8080bd832e6df302238e11649b07eb5f6e7d257d9b6982a8325d269
+  checksum: 10c0/5be1c98f7a618cb5f90b62f63d2aa0f78f9bf369c93ec7cd9880752a26b0ead19aa63cc341e8a26ce6c74d080baa5705f1685dff52fe6a3f28a7828ae50182b6
   languageName: node
   linkType: hard