Delete row ('1670', '20432') from daily_volatility

ticker_id 1670
day 20432
implied_open 0.704828149267607
implied_high 0.7159403047740782
implied_low 0.6968908953344132
implied_close 0.7000657969076907
historical_open 0.8270618598387911
historical_high 0.8270618598387911
historical_low 0.8270618598387911
historical_close 0.8270618598387911
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