Update dependency sass to v1.39.0 (#242)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

Author: renovate[bot]

package-lock.json

@@ -50,7 +50,7 @@
     "rollup-plugin-prettier": "2.1.0",
     "rollup-plugin-terser": "7.0.2",
     "rollup-plugin-vue": "6.0.0",
-    "sass": "1.38.2",
+    "sass": "1.39.0",
     "simple-code-frame": "1.1.1",
     "smoldash": "0.11.0",
     "typescript": "4.3.5",