Remove environment variables for SITE and BASE_URL from build step in deploy workflow

Author: mvkaran

.github/workflows/deploy.yml

@@ -32,9 +32,6 @@ jobs:
         run: npm ci
 
       - name: Build site
-        env:
-          SITE: ${{ github.event.repository.owner.html_url }}
-          BASE_URL: /${{ github.event.repository.name }}
         run: npm run build
 
       - name: Upload artifact