test for races in gha

Author: maxdml

.github/workflows/tests.yml

@@ -62,7 +62,7 @@ jobs:
       run: go install gotest.tools/gotestsum@latest
 
     - name: Run tests
-      run: gotestsum --format github-action
+      run: gotestsum --format github-action -- -race ./...
       working-directory: ./dbos
       env:
         PGPASSWORD: a!b@c$d()e*_,/:;=?@ff[]22