Update artifact download workflow

Author: halx99

.github/workflows/build.yml

@@ -35,7 +35,7 @@ jobs:
         # Optional, GitHub token
         github_token: ${{secrets.GITHUB_TOKEN}}
         # Required, workflow file name or ID
-        workflow: ci.yml
+        workflow: build.yml
         workflow_conclusion: success
         branch: dev
         name: wasm