Delete row ('212', '20735') from daily_volatility

ticker_id 212
day 20735
implied_open 0.3032031002480021
implied_high 0.3222525096876671
implied_low 0.2666917321553107
implied_close 0.2666917321553107
historical_open 0.2047811514763993
historical_high 0.2047811514763993
historical_low 0.2047811514763993
historical_close 0.2047811514763993
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