Bump sass from 1.38.1 to 1.39.0 in /webui/frontend (#232)

Bumps [sass](https://github.com/sass/dart-sass) from 1.38.1 to 1.39.0.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](sass/dart-sass@1.38.1...1.39.0)

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

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

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

webui/frontend/package.json

@@ -35,7 +35,7 @@
     "mutationobserver-shim": "^0.3.7",
     "popper.js": "^1.16.1",
     "portal-vue": "^2.1.7",
-    "sass": "^1.38.1",
+    "sass": "^1.39.0",
     "sass-loader": "^12.1.0",
     "typescript": "~4.4.2",
     "vue-cli-plugin-bootstrap-vue": "~0.8.1",

webui/frontend/yarn.lock

@@ -7346,10 +7346,10 @@ sass-loader@^12.1.0:
     klona "^2.0.4"
     neo-async "^2.6.2"
 
-sass@^1.38.1:
-  version "1.38.1"
-  resolved "https://registry.yarnpkg.com/sass/-/sass-1.38.1.tgz#54dfb17fb168846b5850324b82fc62dc68f51bad"
-  integrity sha512-Lj8nPaSYOuRhgqdyShV50fY5jKnvaRmikUNalMPmbH+tKMGgEKVkltI/lP30PEfO2T1t6R9yc2QIBLgOc3uaFw==
+sass@^1.39.0:
+  version "1.39.0"
+  resolved "https://registry.yarnpkg.com/sass/-/sass-1.39.0.tgz#6c64695d1c437767c8f1a4e471288e831f81d035"
+  integrity sha512-F4o+RhJkNOIG0b6QudYU8c78ZADKZjKDk5cyrf8XTKWfrgbtyVVXImFstJrc+1pkQDCggyidIOytq6gS4gCCZg==
   dependencies:
     chokidar ">=3.0.0 <4.0.0"