add celo to l2eps (#2664)

Author: gfletcher-cll

src/content/data-feeds/l2-sequencer-feeds.mdx

@@ -35,6 +35,12 @@ BASE Mainnet: [0xBCF85224fc0756B9Fa45aA7892530B47e10b6433](https://basescan.org/
 
 <br />
 
+### <img src="/assets/chains/celo.svg" style="height: 20px; width: auto; margin-right: 8px;" />Celo
+
+Celo Mainnet: [0x4CD491Dc27C8B0BbD10D516A502856B786939d18](https://celoscan.io/address/0x4CD491Dc27C8B0BbD10D516A502856B786939d18)
+
+<br />
+
 ### <img src="/assets/chains/mantle.svg" style="height: 20px; width: auto; margin-right: 8px;" />Mantle
 
 Mantle Mainnet: [0xaDE1b9AbB98c6A542E4B49db2588a3Ec4bF7Cdf0](https://mantlescan.xyz/address/0xaDE1b9AbB98c6A542E4B49db2588a3Ec4bF7Cdf0)