message: Remove unsupported usage of color literals
diff: "extends": "berlin_tilezen_base.json",
  "definitions": {
  - "parkColor": "red",
  + "parkColor": "#f00",
  "extrudedBuildings": {
  "technique": "fill",
  "when": ["ref", "extrudedBuildingsCondition"],
  "attr": {
  - "color": "blue"
  + "color": "#00f"
  }
  },
  "countryBorderLineWidth": [
  