chore(server): modify update method for config change in NLSLayer

[pyshx]

Overview

This PR updates the updateConfig method in nlslayer pkg to support partial merged changes in the config instead of replacement while updating.

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[codecov]

Codecov Report

Merging #732 (fc3bc6c) into main (22a0e60) will not change coverage.
Report is 1 commits behind head on main.
The diff coverage is n/a.

❗ Current head fc3bc6c differs from pull request most recent head 328c795. Consider uploading reports for the commit 328c795 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #732   +/-   ##
=======================================
  Coverage   26.77%   26.77%           
=======================================
  Files        1574     1574           
  Lines      172095   172095           
  Branches     3913     3913           
=======================================
  Hits        46079    46079           
  Misses     124927   124927           
  Partials     1089     1089           

Flag	Coverage Δ
server	33.78% <ø> (ø)

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