FirecREST server doesn't return dispatch_time

[khsrali]

aiida-slurm scheduler plugin parses one additional key values: dispatch_time from squeue response. Which is the time that job has started running. Unfortunately this value is not returned by FirecREST.

However, I'm not aware of any crucial use case in aiida-core for this dispatch_time, but I may be wrong.
We document here, in case this was necessarily, please raise to FirecREST repo.