ethpanda images vs lodestar images

### Describe the bug

Investigate why ethpanda images are usually have lower gc than lodestar images

with the same commit, on the mainnet node:
- ethpanda image (https://hub.docker.com/r/ethpandaops/lodestar/tags)

- while with lodestar image

### Expected behavior

should investigate how ethpanda create images, it'll likely save us ~100ms to ~150ms epoch transition due to lower gc

### Steps to reproduce

_No response_

### Additional context

_No response_

### Operating system

Linux

### Lodestar version or commit hash

v1.20.0