Delete row ('40', '20342') from daily_volatility

ticker_id 40
day 20342
implied_open 0.4047999505928824
implied_high 0.4127372045260762
implied_low 0.3952752458730499
implied_close 0.4063874013795212
historical_open 0.2587544782221169
historical_high 0.2587544782221169
historical_low 0.2587544782221169
historical_close 0.2587544782221169
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