Delete row ('1300', '20207') from daily_volatility

ticker_id 1300
day 20207
implied_open 0.5127466040843177
implied_high 0.5159215056575952
implied_low 0.4714728836317101
implied_close 0.4778226867782651
historical_open 0.7969002948926548
historical_high 0.7969002948926548
historical_low 0.7969002948926548
historical_close 0.7969002948926548
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