Delete row ('39', '20733') from daily_volatility

ticker_id 39
day 20733
implied_open 0.8715104818646762
implied_high 0.9254838086103938
implied_low 0.8016626472525711
implied_close 0.9080218499573676
historical_open 0.7143528539874394
historical_high 0.7143528539874394
historical_low 0.7143528539874394
historical_close 0.7143528539874394
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