Fix the previous commit

test-driver

@@ -55,8 +55,8 @@ save_logs() {
     # take too much space in the CI job logs.
     log "Saving logs from VMs (if any)"
     mkdir -p "${out_dir}"
-    ANSIBLE_STDOUT_CALLBACK=default \
-    ${float_dir}/float run -v -e "stdout_callback=null" -e "out_dir=${out_dir}" \
+    ANSIBLE_STDOUT_CALLBACK=null \
+    ${float_dir}/float run -e "callback_whitelist=" -e "out_dir=${out_dir}" \
         ${float_dir}/test/save-logs.yml
 }