feature: count total tiles succeeded and failed tiles in the region status table

[duncanBotti]

**Issue: n/a

Notes

Region Processing supports Partial region completion, this means some number of tiles can fail and a full image still be registered as completed. This MR stores in the region table the number of tiles succeeded and failed for region processing.

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[duncanBotti]

Todo: test suite is hanging inbetween tox environments, unclear why tests fail to fully close.