fixed build job

.gitea/workflows/build.yml

@@ -18,10 +18,10 @@ jobs:
         run: make build
 
       - name: Tar binary
-        run: tar -czf ./bin/gomad.tar.gz ./tmp/gomad_linux_amd64
+        run: tar -czf ./tmp/gomad.tar.gz ./tmp/gomad_linux_amd64
 
       - name: Release
         uses: akkuman/gitea-release-action@v1
         with:
           files: |-
-            bin/**
+            tmp/**