Delete row ('2756', '20420') from daily_volatility

ticker_id 2756
day 20420
implied_open 0.1508078247306817
implied_high 0.1666823325970692
implied_low 0.1508078247306817
implied_close 0.1587450786638754
historical_open 0.1460454723707654
historical_high 0.1460454723707654
historical_low 0.1460454723707654
historical_close 0.1460454723707654
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