Can you try:

databricks clusters restart --cluster-id <the-cluster-id>

$ databricks clusters restart --help
Usage: databricks clusters restart [OPTIONS]
 
  Restarts a Databricks cluster given its ID.
 
  If the cluster is not currently in a RUNNING state, nothing will happen
 
Options:
  --cluster-id CLUSTER_ID  Can be found in the URL at https://*.cloud.databric
                           ks.com/#/setting/clusters/$CLUSTER_ID/configuration
                           .  [required]
  --debug                  Debug Mode. Shows full stack trace on error.
  --profile TEXT           CLI connection profile to use. The default profile
                           is "DEFAULT".
  -h, --help               Show this message and exit.