Delete row ('2491', '20229') from daily_volatility

ticker_id 2491
day 20229
implied_open 0.5698948324033128
implied_high 0.639742667015418
implied_low 0.5651324800433966
implied_close 0.6175183560024754
historical_open 0.9921567416492215
historical_high 0.9921567416492215
historical_low 0.9921567416492215
historical_close 0.9921567416492215
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