Delete row ('80', '20683') from daily_volatility

ticker_id 80
day 20683
implied_open 0.2031937006897606
implied_high 0.2095435038363156
implied_low 0.180969389676818
implied_close 0.2000187991164831
historical_open 0.2111309546229543
historical_high 0.2111309546229543
historical_low 0.2111309546229543
historical_close 0.2111309546229543
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