Beacon node sync issues on Holesky testnet
**Describe the bug**
Problem with beacon node syncing was identified starting on 2024/07/04 around `04:30:00`:

![image](https://github.com/user-attachments/assets/a0d71caf-f4c8-4950-94ec-193988b48f9a)

Based on metrics this coincides with a version upgrade from `515bd4` to `85c285`:

![image](https://github.com/user-attachments/assets/017495c9-71ef-4ee9-ac70-374e2913707d)

Unfortunately these changes include upgrade to Nim 2.0.8:
https://github.com/status-im/nimbus-eth2/compare/515bd4...85c285
