Delete row ('40', '20325') from daily_volatility

ticker_id 40
day 20325
implied_open 0.3238399604743059
implied_high 0.3381270175540547
implied_low 0.3238399604743059
implied_close 0.3349521159807772
historical_open 0.2301803640626194
historical_high 0.2301803640626194
historical_low 0.2301803640626194
historical_close 0.2301803640626194
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