update oats

Author: zeitlinger

.github/scripts/run-oats-tests.sh

@@ -9,4 +9,4 @@ popd
 wget -q -O - https://raw.githubusercontent.com/k3d-io/k3d/main/install.sh | bash
 
 go install github.com/grafana/[email protected]
-oats -timeout 5m -lgtm-version logging-k8s-stdout-otlp-json/
+oats -timeout 5m logging-k8s-stdout-otlp-json/