[UI] Extract our ColorSample and Tag components from twenty-front to twenty-ui. (#5543)

Two more components extracted out of twenty-front: `ColorSample` and
`Tag`.

packages/twenty-ui/src/theme/utils/themeColorSchema.ts

@@ -0,0 +1,7 @@
+import { z } from 'zod';
+
+import { MAIN_COLOR_NAMES, ThemeColor } from '@ui/theme';
+
+export const themeColorSchema = z.enum(
+  MAIN_COLOR_NAMES as [ThemeColor, ...ThemeColor[]],
+);