Investigate errors related to Dora::DailyMetrics::RefreshWorker

Problem

Seems that over the past couple of days, starting on the 1st of July, Dora::DailyMetrics::RefreshWorker had multiple failures causing a significant drop in our error budget. The report shows over 30,000 errors in the past 3 days: https://log.gprd.gitlab.net/app/r/s/rggWn