fix: ACNA-1822 - aio app add action fails with console error without local .aio file

[shazron]

Closes #592

How Has This Been Tested?

• npm test
• manual test (aio app add action, aio app add service, aio app delete service)

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[MichaelGoberling]

Tests need some updating, but otherwise LGTM!

[shazron]

I was too fast on the trigger. Tests updated.

[codecov]

Codecov Report

Merging #595 (e2ddf4a) into master (5992f92) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master      #595   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           53        53           
  Lines         2805      2808    +3     
  Branches       524       525    +1     
=========================================
+ Hits          2805      2808    +3     

Impacted Files	Coverage Δ
src/commands/app/add/action.js	100.00% <100.00%> (ø)
src/commands/app/add/service.js	100.00% <100.00%> (ø)
src/commands/app/delete/service.js	100.00% <100.00%> (ø)

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