Delete row ('1300', '20685') from daily_volatility

ticker_id 1300
day 20685
implied_open 0.6175183560024754
implied_high 0.6254556099356692
implied_low 0.6127560036425592
implied_close 0.6159309052158367
historical_open 0.8175371551189585
historical_high 0.8175371551189585
historical_low 0.8175371551189585
historical_close 0.8175371551189585
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