Delete row ('60', '20731') from daily_volatility

ticker_id 60
day 20731
implied_open 0.3460642714872484
implied_high 0.4730603344183488
implied_low 0.3460642714872484
implied_close 0.3492391730605259
historical_open 0.2397050687824519
historical_high 0.2397050687824519
historical_low 0.2397050687824519
historical_close 0.2397050687824519
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