Db check on delete proofs

[thesimplekid]

Description

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closes #627

Notes to the reviewers

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Suggested CHANGELOG Updates

CHANGED

ADDED

REMOVED

FIXED

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Checklist

• I followed the code style guidelines
• I ran just final-check before committing

[ok300]

Also a NIT: the new redb and sqlite tests look essentially the same (except for the DB instance), so maybe they should be extracted out to a common place and called with a DB instance arg?

[thesimplekid]

Also a NIT: the new redb and sqlite tests look essentially the same (except for the DB instance), so maybe they should be extracted out to a common place and called with a DB instance arg?

Thats a good point. Since this is just these two tests I'm going to leave it as is for now but we should come back to that and create more complete tests specific to the DB. I opened an issue for tracking feel free to add ideas to that #632.