Delete row ('2757', '20255') from daily_volatility

ticker_id 2757
day 20255
implied_open 0.1714446849569855
implied_high 0.1714446849569855
implied_low 0.1460454723707654
implied_close 0.1587450786638754
historical_open 0.1714446849569855
historical_high 0.1714446849569855
historical_low 0.1714446849569855
historical_close 0.1714446849569855
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