Delete row ('2350', '20209') from daily_volatility

ticker_id 2350
day 20209
implied_open 0.2111309546229543
implied_high 0.2111309546229543
implied_low 0.1920815451832893
implied_close 0.2016062499031218
historical_open 0.3841630903665786
historical_high 0.3841630903665786
historical_low 0.3841630903665786
historical_close 0.3841630903665786
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