Fix issue #729 when saving a newly created Edge Device

[audserraCGI]

Description

What's new?

• Bug: Error when saving a newly created Edge Device #729

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• CI related changes
• Documentation content changes
• Tests
• Other

[codecov]

Codecov Report

Merging #743 (6b8ff6c) into main (968ed20) will not change coverage.
The diff coverage is 50.00%.

@@           Coverage Diff           @@
##             main     #743   +/-   ##
=======================================
  Coverage   69.45%   69.45%           
=======================================
  Files         140      140           
  Lines        4629     4629           
=======================================
  Hits         3215     3215           
  Misses       1414     1414           

Impacted Files	Coverage Δ
...l/Server/Controllers/v1.0/EdgeDevicesController.cs	92.52% <50.00%> (ø)

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