Bump sass from 1.75.0 to 1.77.1 (#1175)

Bumps [sass](https://github.com/sass/dart-sass) from 1.75.0 to 1.77.1.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.75.0...1.77.1)

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

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

package.json

@@ -17,7 +17,7 @@
     "esbuild": "^0.21.1",
     "govuk-frontend": "^4.7.0",
     "puppeteer": "^22.8.0",
-    "sass": "^1.75.0",
+    "sass": "^1.77.1",
     "stimulus-reveal-controller": "^4.1.0"
   }
 }

yarn.lock

@@ -5482,7 +5482,7 @@ __metadata:
     esbuild: ^0.21.1
     govuk-frontend: ^4.7.0
     puppeteer: ^22.8.0
-    sass: ^1.75.0
+    sass: ^1.77.1
     stimulus-reveal-controller: ^4.1.0
   languageName: unknown
   linkType: soft
@@ -10303,16 +10303,16 @@ __metadata:
   languageName: node
   linkType: hard
 
-"sass@npm:^1.75.0":
-  version: 1.75.0
-  resolution: "sass@npm:1.75.0"
+"sass@npm:^1.77.1":
+  version: 1.77.1
+  resolution: "sass@npm:1.77.1"
   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: bfb9f5ddb6a2e1fe0c1ba6191cdb17afa7b40c1eb892c7152f6a29ff2b06dc7a510bdb648f8cca0179dcb3965920ebeb8894f0710b0b450a99db563831345033
+  checksum: 97976bcb781bf1784662a4a690352dc6d87529fea9de0c9c6ce21994765067da801ffd54fa5c3891735e8ef9c30065eb61a02ca2eb27ed878e9606542e827d9a
   languageName: node
   linkType: hard