chore: remove chroma-js deps (#1575)

Author: ascariandrea

packages/@liexp/ui/package.json

@@ -74,7 +74,6 @@
     "@visx/zoom": "^3.3.0",
     "@xyflow/react": "^12.3.0",
     "axios": "^1.7.7",
-    "chroma-js": "^2.6.0",
     "clsx": "^2.1.0",
     "d3": "^7.9.0",
     "d3-hierarchy": "^3.1.2",
@@ -122,7 +121,6 @@
   },
   "devDependencies": {
     "@tanstack/eslint-plugin-query": "^5.59.7",
-    "@types/chroma-js": "^2.4.4",
     "@types/d3": "^7.4.3",
     "@types/d3-hierarchy": "^3.1.7",
     "@types/d3-sankey": "^0.12.4",