Delete row ('9', '20077') from daily_volatility

ticker_id 9
day 20077
implied_open 0.2095435038363156
implied_high 0.2158933069828706
implied_low 0.1777944881035405
implied_close 0.1793819388901792
historical_open 0.1714446849569855
historical_high 0.1714446849569855
historical_low 0.1714446849569855
historical_close 0.1714446849569855
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