Allow waste_vol and cleaner_vol to be float or int (bug fix)

[luisawachtendonk]

evo_wash will also accept int as well as float.

[github-actions]

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[michaelosthege]

Excellent, thank you!

The only todo left is for you to comment as instructed by the CLA bot above.

[luisawachtendonk]

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[luisawachtendonk]

I have read the CLA Document and I hereby sign the CLA.