build: use package-manager input for the screenshot workflow

Author: tawera-manaena

.github/workflows/screenshot.yml

@@ -15,6 +15,8 @@ jobs:
       contents: read
     steps:
       - uses: linz/action-typescript@v3
+      - with:
+          package-manager: yarn
 
       - name: (Screenshot) Screenshot Pull Request Changes
         run: |