Delete row ('104', '20551') from daily_volatility

ticker_id 104
day 20551
implied_open 0.9477081196233365
implied_high 0.9477081196233365
implied_low 0.7984877456792935
implied_close 0.8873849897310637
historical_open 0.7778508854529897
historical_high 0.7778508854529897
historical_low 0.7778508854529897
historical_close 0.7778508854529897
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