docs: update API table

Author: wazeerc

docs/components/spinner.md

@@ -72,5 +72,5 @@ import { FwbSpinner } from 'flowbite-vue'
 ### Props
 | Name | Values | Default |
 |-------|-----------------------------------------------------------------------------------------|---------|
-| color | `blue`, `gray`, `green`, `pink`, `purple`, `red`, `white`, `yellow`  | `blue` |
+| color | `blue`, `gray`, `green`, `pink`, `purple`, `red`, `white`, `yellow`, any hex code | `blue` |
 | size | `0`, `0.5`, `1`, `1.5`, `10`, `11`, `12`, `2`, `2.5`, `3`, `4`, `5`, `6`, `7`, `8`, `9` | `4` |