Bump sass from 1.69.7 to 1.70.0 in /data_copilot/frontend (#227)

Author: dependabot[bot]

data_copilot/frontend/package-lock.json

@@ -54,7 +54,7 @@
     "npm-run-all": "^4.1.5",
     "postcss": "^8.4.33",
     "prettier": "^3.2.4",
-    "sass": "^1.69.7",
+    "sass": "^1.70.0",
     "start-server-and-test": "^2.0.3",
     "tailwindcss": "^3.4.1",
     "typescript": "~5.3.3",