Update dependency workshopper-exercise to v3.0.3

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
workshopper-exercise	dependencies	patch	3.0.1 -> 3.0.3

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Release Notes

rvagg/workshopper-exercise

### [`v3.0.3`](https://togithub.com/rvagg/workshopper-exercise/blob/master/CHANGELOG.md#​303-httpsgithubcomrvaggworkshopper-exercisecomparev302v303-2020-06-04) [Compare Source](https://togithub.com/rvagg/workshopper-exercise/compare/v3.0.2...v3.0.3) ### [`v3.0.2`](https://togithub.com/rvagg/workshopper-exercise/blob/master/CHANGELOG.md#​302-httpsgithubcomrvaggworkshopper-exercisecomparev301v302-2020-06-04) [Compare Source](https://togithub.com/rvagg/workshopper-exercise/compare/v3.0.1...v3.0.2)

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