Delete row ('1916', '20682') from daily_volatility

ticker_id 1916
day 20682
implied_open 0.7984877456792935
implied_high 0.8413489169185399
implied_low 0.7984877456792935
implied_close 0.8302367614120686
historical_open 0.671491682748193
historical_high 0.671491682748193
historical_low 0.671491682748193
historical_close 0.671491682748193
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