Delete row ('1338', '20683') from daily_volatility

ticker_id 1338
day 20683
implied_open 0.1635074310237917
implied_high 0.1698572341703467
implied_low 0.1635074310237917
implied_close 0.168269783383708
historical_open 0.1476329231574041
historical_high 0.1476329231574041
historical_low 0.1476329231574041
historical_close 0.1476329231574041
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