Delete row ('2350', '20208') from daily_volatility

ticker_id 2350
day 20208
implied_open 0.2063686022630381
implied_high 0.2397050687824519
implied_low 0.2063686022630381
implied_close 0.2095435038363156
historical_open 0.3841630903665786
historical_high 0.3841630903665786
historical_low 0.3841630903665786
historical_close 0.3841630903665786
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