Delete row ('1321', '20690') from daily_volatility

ticker_id 1321
day 20690
implied_open 1.00644379872897
implied_high 1.008031249515609
implied_low 0.8699230310780375
implied_close 0.8889724405177025
historical_open 1.066766928621243
historical_high 1.066766928621243
historical_low 1.066766928621243
historical_close 1.066766928621243
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