Delete row ('1585', '20161') from daily_volatility

ticker_id 1585
day 20161
implied_open 0.2174807577695094
implied_high 0.2333552656358969
implied_low 0.1889066436100118
implied_close 0.1889066436100118
historical_open 0.277803887661782
historical_high 0.277803887661782
historical_low 0.277803887661782
historical_close 0.277803887661782
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