feat: add napari widget to copy lables along z-axis

[Czaki]

Taken from PartSeg-smfish

[deprecated-napari-hub-preview-bot]

Preview page for your plugin is ready here:
https://preview.napari-hub.org/4DNucleome/PartSeg/968
Updated: 2023-05-27T09:11:02.306837

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.06 🎉

Comparison is base (bc9479d) 91.91% compared to head (21f42ae) 91.97%.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #968      +/-   ##
===========================================
+ Coverage    91.91%   91.97%   +0.06%     
===========================================
  Files          202      203       +1     
  Lines        31298    31456     +158     
===========================================
+ Hits         28767    28933     +166     
+ Misses        2531     2523       -8     

Impacted Files	Coverage Δ
package/PartSeg/plugins/napari_widgets/__init__.py	100.00% <100.00%> (ø)
...kage/PartSeg/plugins/napari_widgets/copy_labels.py	100.00% <100.00%> (ø)
package/tests/test_PartSeg/test_napari_widgets.py	100.00% <100.00%> (ø)

... and 2 files with indirect coverage changes

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[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
0.0% Duplication