Delete row ('1877', '20734') from daily_volatility

ticker_id 1877
day 20734
implied_open 2.681204378632856
implied_high 3.600338384096695
implied_low 2.681204378632856
implied_close 3.497154082965176
historical_open 0.5063968009377626
historical_high 0.5063968009377626
historical_low 0.5063968009377626
historical_close 0.5063968009377626
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