Bump sass from 1.77.8 to 1.78.0

Bumps [sass](https://github.com/sass/dart-sass) from 1.77.8 to 1.78.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.77.8...1.78.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package.json

@@ -8,7 +8,7 @@
     "govuk-frontend": "^5.6.0",
     "idb": "^8.0.0",
     "nhsuk-frontend": "^8.3.0",
-    "sass": "^1.77.8",
+    "sass": "^1.78.0",
     "stimulus": "^3.2.2",
     "workbox-build": "^7.1.1"
   },

yarn.lock

@@ -4991,10 +4991,10 @@ sane@^4.0.3:
     minimist "^1.1.1"
     walker "~1.0.5"
 
-sass@^1.77.8:
-  version "1.77.8"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.77.8.tgz#9f18b449ea401759ef7ec1752a16373e296b52bd"
-  integrity sha512-4UHg6prsrycW20fqLGPShtEvo/WyHRVRHwOP4DzkUrObWoWI05QBSfzU71TVB7PFaL104TwNaHpjlWXAZbQiNQ==
+sass@^1.78.0:
+  version "1.78.0"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.78.0.tgz#cef369b2f9dc21ea1d2cf22c979f52365da60841"
+  integrity sha512-AaIqGSrjo5lA2Yg7RvFZrlXDBCp3nV4XP73GrLGvdRWWwk+8H3l0SDvq/5bA4eF+0RFPLuWUk3E+P1U/YqnpsQ==
   dependencies:
     chokidar ">=3.0.0 <4.0.0"
     immutable "^4.0.0"