Delete row ('1658', '20503') from daily_volatility

ticker_id 1658
day 20503
implied_open 0.704828149267607
implied_high 0.723877558707272
implied_low 0.6857787398279419
implied_close 0.7016532476943295
historical_open 0.4857599407114588
historical_high 0.4857599407114588
historical_low 0.4857599407114588
historical_close 0.4857599407114588
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