Bug/1668 sf object checks for events and journeys fail if multiple entries are retrieved by key

[JoernBerkefeld]

PR details

What changes did you make? (Give an overview)

• closes #1668

Further details (optional)

...

Checklist

• [ ] I have performed a self-review of my own code
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] test scripts updated
• [ ] Wiki updated (if applicable)

[github-actions[bot]]

Coverage Report

Commit:e3afa82
Base: develop@8f16e65

Type	Base	This PR
Total Statements Coverage	69.86%	69.87%  (+0.01%)
Total Branches Coverage	68.74%	68.78%  (+0.04%)
Total Functions Coverage	81.91%	81.55%  (-0.36%)
Total Lines Coverage	69.86%	69.87%  (+0.01%)

Details (changed files):

File	Statements	Branches	Functions	Lines
lib/metadataTypes/Event.js	54.01%	37.31%	70%	54.01%
lib/metadataTypes/Journey.js	58.77%	60.91%	75%	58.77%