qe:qb_spec: add pulses of length zero to ensure a delay between trigger and spec pulse to set the osc. freq. in a hard sweep
qe:qb_spec: add pulses of length zero to ensure a delay between trigger and spec pulse to set the osc. freq. in a hard sweep

Also swaps the order of RO and trigger pulses in a continuous hard sweep spectroscopy.
This way there is enough time between the SHFSG trigger and the next RO to set the dig. osc. freq.

QudevETH/PycQED_py3