Report job raises an error

We renamed tcb_timer_deviations to moc_time_correlation in !141 (merged), and forgot to update the report CI job. Now the latter throws an error.

See https://gitlab.in2p3.fr/lisa-simulation/instrument/-/jobs/624384#L483.

Traceback (most recent call last):
  File "/usr/local/lib/python3.8/multiprocessing/process.py", line 315, in _bootstrap
    self.run()
  File "/usr/local/lib/python3.8/multiprocessing/process.py", line 108, in run
    self._target(*self._args, **self._kwargs)
  File "report.py", line 85, in no_noise
    plot_measurements(instru, pdf)
  File "report.py", line 748, in plot_measurements
    plot_tseries(instru.t, instru.tcb_timer_deviations[sc], skip=0, label=sc)
AttributeError: 'Instrument' object has no attribute 'tcb_timer_deviations'