bdf export of Corpuls CPR

[sorlob]

exports from the Corpuls CPR (mechanical chest compression device) can't be imported via add_defibrillator_recording

missing is the Key "samplerate"

vitabel/src/vitabel/utils/loading.py

Lines 2607 to 2610 in 554bad4

	for k, channel in enumerate(all_channels): # iterate htrough all channels
	key = channel["label"]
	sample_rate = channel["sample_rate"]
	dt = 1 / sample_rate

This is an export from corpulsweb
corpuls-Einsatz 20250703145506-16400003-00000000 - BDF+.zip

[sorlob]

apparently the bdf export was changed

sample_rate is now called sample_frequency