Update deploy-github-pages.yml

.github/workflows/deploy-github-pages.yml

@@ -22,6 +22,7 @@ jobs:
 
     - name: Install and Build 🔧 # This example project is built using npm and outputs the result to the 'build' folder. Replace with the commands required to build your project, or remove this step entirely if your site is pre-built.
       run: |
+        mkdir build-storybook
         npm ci --include dev
         npm run build