Send along configuration to setupJestScreenshot

[tujoworker]

This gives us the possibility to set also the config from js

[coveralls]

Pull Request Test Coverage Report for Build 55

• 4 of 4 (100.0%) changed or added relevant lines in 2 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 97.148%

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Totals
Change from base Build 50:	0.0%
Covered Lines:	391
Relevant Lines:	391

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💛 - Coveralls

[tujoworker]

a quick test locally, shows that it works fine to pass along a config in the setup. At least with jest v24.