Fixed dependencies

.github/workflows/main.yml

@@ -1,7 +1,7 @@
 name: Build Technology Radar
 
 on:
-  workflow_dispatch:
+  workflow_dispatch: # allows triggering the workflow manually
   pull_request:
   push:
     branches:
@@ -27,6 +27,7 @@ jobs:
 
   deploy-test:
     uses: ./.github/workflows/s3_sync.yml
+    needs: build
     if: github.ref == 'refs/heads/main'
     with:
       bucket: techradar-test-aoe