Delete row ('53', '20490') from daily_volatility

ticker_id 53
day 20490
implied_open 0.4000375982329661
implied_high 0.4000375982329661
implied_low 0.3667011317135522
implied_close 0.3667011317135522
historical_open 0.3206650589010284
historical_high 0.3206650589010284
historical_low 0.3206650589010284
historical_close 0.3206650589010284
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