Delete row ('2305', '20186') from daily_volatility

ticker_id 2305
day 20186
implied_open 1.244561416724783
implied_high 1.392194339882188
implied_low 1.028668109741913
implied_close 1.392194339882188
historical_open 1.233449261218312
historical_high 1.233449261218312
historical_low 1.233449261218312
historical_close 1.233449261218312
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