Make nucliadb docker print logs to stdout

[jotare]

Description

NucliaDB docker image uses file logs. While this is interesting if running nucliadb as a command, docker capture logs from stdout. With this change, docker logs <container> will show logs, while before one need to enter the container and read log files

How was this PR tested?

Describe how you tested this PR.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (4b7ab33) 82.19% compared to head (3d8807e) 82.19%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1737   +/-   ##
=======================================
  Coverage   82.19%   82.19%           
=======================================
  Files         335      335           
  Lines       19592    19592           
=======================================
  Hits        16104    16104           
  Misses       3488     3488           

Flag	Coverage Δ
ingest	69.05% <ø> (ø)
nucliadb	70.33% <ø> (ø)
reader	79.41% <ø> (ø)
sdk	40.58% <ø> (ø)
train	63.71% <ø> (ø)
utils	81.25% <ø> (ø)
writer	85.15% <ø> (ø)

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