Delete row ('1300', '20670') from daily_volatility

ticker_id 1300
day 20670
implied_open 0.8810351865845087
implied_high 0.8810351865845087
implied_low 0.8064249996124873
implied_close 0.8064249996124873
historical_open 0.9032594975974513
historical_high 0.9032594975974513
historical_low 0.9032594975974513
historical_close 0.9032594975974513
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