Bump is-valid-css-color from 2.0.3 to 2.0.4

Bumps [is-valid-css-color](https://github.com/priyanshurav/is-valid-css-color) from 2.0.3 to 2.0.4.
- [Release notes](https://github.com/priyanshurav/is-valid-css-color/releases)
- [Commits](priyanshurav/is-valid-css-color@v2.0.3...v2.0.4)

---
updated-dependencies:
- dependency-name: is-valid-css-color
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -28,7 +28,7 @@
     "@material/mwc-textfield": "^0.27.0",
     "custom-card-helpers": "^1.7.2",
     "home-assistant-js-websocket": "^9.4.0",
-    "is-valid-css-color": "^2.0.3",
+    "is-valid-css-color": "^2.0.4",
     "lit": "^3.2.1",
     "tippy.js": "^6.3.7"
   },