docs: export FIGMA_NOT_NEEDED from the figma barrel

Co-Authored-By: Claude <noreply@anthropic.com>

Author: frankieyan

.plop/templates/component/component.stories.tsx.hbs

@@ -20,7 +20,7 @@ const meta = {
          * Figma design link
          * Used to link to the component's design in Figma. Until you add one, the toolbar shows a
          * "No Figma link" reminder; for non-visual components set `figma: FIGMA_NOT_NEEDED` (imported
-         * from `.storybook/figma/constants`).
+         * from `.storybook/figma`).
          * @see .storybook/figma/README.md
          */
         figma: {

.storybook/figma/index.ts

@@ -1,2 +1,2 @@
 export { FigmaTool } from './figma-tool'
-export { ADDON_ID, TOOL_ID } from './constants'
+export { ADDON_ID, FIGMA_NOT_NEEDED, TOOL_ID } from './constants'