Bump sass from 1.26.9 to 1.26.10 in /Rnwood.Smtp4dev/ClientApp

Bumps [sass](https://github.com/sass/dart-sass) from 1.26.9 to 1.26.10.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/master/CHANGELOG.md)
- [Commits](sass/dart-sass@1.26.9...1.26.10)

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

Rnwood.Smtp4dev/ClientApp/package.json

@@ -37,7 +37,7 @@
     "@fortawesome/fontawesome-free": "^5.13.0",
     "core-js": "^3.6.5",
     "node-sass": "^4.14.1",
-    "sass": "^1.26.9",
+    "sass": "^1.26.10",
     "sass-loader": "^8.0.2",
     "vue": "^2.6.10",
     "vue-class-component": "^7.2.2",