OCI-c: Soa storage scale up PSM-LCM-06102 errors

To avoid the error PSM-LCM-06102 Unable to add storage to the nodes of service [xxx] in identity domain [yyy], while trying to scale up the storage for a manager server compute, check, on the admin server compute, that the following rsa key is properly configured with the rw——- ownership.

ls -l /u01/app/oracle/tools/home/otools/.ssh/id_rsa