Bug/2061 print error if mcdev validationsjs could not be loaded due to a syntax error

[JoernBerkefeld]

PR details

What changes did you make? (Give an overview)

• closes [BUG] print error if .mcdev-validations.js could not be loaded due to a syntax error #2061

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:1af7649
Base: develop@2c34c03

Type	Base	This PR
Total Statements Coverage	70.79%	70.77%  (-0.02%)
Total Branches Coverage	70.13%	70.05%  (-0.08%)
Total Functions Coverage	83.75%	83.75%  (+0%)
Total Lines Coverage	70.79%	70.77%  (-0.02%)

Details (changed files):

File	Statements	Branches	Functions	Lines
lib/Builder.js	85.67%	53.19%	100%	85.67%
lib/util/validations.js	78.68%	68.18%	100%	78.68%