Prevent crash on creating automation from a server controlled iOS Action

[bgoncal]

Summary

When user tap on "Create automation" inside the action configuration screen the app was crashing because it was trying to save the action which was controlled server-side (created in yaml). This was fixed in this PR

Screenshots

Link to pull request in Documentation repository

Documentation: home-assistant/companion.home-assistant#

Any other notes

[codecov]

Codecov Report

Attention: 14 lines in your changes are missing coverage. Please review.

Comparison is base (6c34210) 27.54% compared to head (2ba8a90) 27.12%.
Report is 4 commits behind head on master.

Files	Patch %	Lines
...es/App/Settings/SettingsDetailViewController.swift	0.00%	11 Missing ⚠️
Sources/App/Settings/ActionConfigurator.swift	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2590      +/-   ##
==========================================
- Coverage   27.54%   27.12%   -0.43%     
==========================================
  Files         311      316       +5     
  Lines       31699    32198     +499     
==========================================
  Hits         8733     8733              
- Misses      22966    23465     +499     

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