Adding Extended Hours section to market-hours.mdx

Adding section for US equities extended hours

Author: benpyth

pages/price-feeds/market-hours.mdx

@@ -5,6 +5,7 @@ Pyth price feeds follow the [traditional market hours](https://www.cmegroup.com/
 | ----------- | ----------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------- |
 | Crypto | 24/7 | No market close |
 | US Equities | Every weekday from 9.30AM ET to 4PM ET | Markets are closed on weekends, and follow [NYSE Holidays & Trading Hours](https://www.nyse.com/markets/hours-calendars) |
+| US Equities Extended Hours | Every Sunday from 8PM ET to Friday 8PM ET. Overnight: Sunday-Thursday 8pm-4am next day ET, Pre Market: Monday-Friday 4am-9.30am ET, Post Market: Monday- Friday 4pm-8pm ET | Liquidity during extended hours can be signifcantly lower than regular hours leading to wider confidence intervals.  Markets follow [NYSE Holidays](https://www.nyse.com/markets/hours-calendars).  Symbols currently supported: AAL, AAPL, AMD, AMZN, BA, BABA, COIN, CRCL, GOOGL, HOOD, JPM, LMT, META, MSFT, MSTR, NFLX, NVDA, PLTR, TSLA, XOM |
 | EU Equities | Paris, Amsterdam, Ireland: Every weekday from 9AM CET to 5.30PM CET | Markets are closed on weekends, and follow [Euronext Holidays & Trading Hours](https://live.euronext.com/en/resources/trading-hours-holidays) |
 | UK Equities | Every weekday from 8AM UK time to 4.30PM UK time | Markets are closed on weekends, and follow [LSE Holidays & Trading Hours](https://www.londonstockexchange.com/equities-trading/business-days) |
 | DE Equities | Every weekday from 9AM to 5.30PM CET | Markets are closed on weekends, and follow [Xetra Holidays & Trading Hours](https://www.xetra.com/xetra-en/trading/trading-calendar-and-trading-hours) |