Heartbeat pulse is jerky

[GilDev]

Version of pynab: v1.0.2

Version of Nabaztag:

• Nabaztag (v1)
• Nabaztag:Tag (v2)

Version of TagTagTag:

• Maker Faire 2018
• Ulule 05/2019
• Ulule 10/2021

Version of RFID:

• Original
• Board NFC 2022 from Ulule 10/2021

The problem
The heartbeat LED seems to have a limited number of brightness levels: the pulse animation is not very smooth, you can clearly see it jump from one level to the next.

Maybe the PULSING_STEPS should be increased?