Bug/1377 data extension folder creation bug 700

[JoernBerkefeld]

PR details

What changes did you make? (Give an overview)

• closes [BUG] Data Extension folder creation bug (7.0.0) #1377

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]

Coverage Report

Commit:2fd179a
Base: develop@9c8f436

Type	Base	This PR
Total Statements Coverage	68.63%	68.6%  (-0.03%)
Total Branches Coverage	67.7%	67.7%  (+0%)
Total Functions Coverage	79.65%	79.65%  (+0%)
Total Lines Coverage	68.63%	68.6%  (-0.03%)

Details (changed files):

File	Statements	Branches	Functions	Lines
lib/metadataTypes/Folder.js	55.62%	64.61%	80%	55.62%