message: track3 - check workspace namespace before returning CloudShellExec
diff: @@ -91,7 +91,7 @@ const CloudShellTerminal: React.FC<CloudShellTerminalProps> = ({ username, onCan
  );
  }
  - if (initData) {
  + if (initData && workspaceNamespace) {
  return (
  <div className="odc-cloudshell-terminal__container">
  <CloudshellExec
  