Update l2-sequencer-feeds.mdx (#2665)

missed adding Celo to real-time monitoring process section.

Author: gfletcher-cll

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

@@ -96,7 +96,7 @@ If the Arbitrum network becomes unavailable, the `ArbitrumValidator` contract co
 
 ### Other Supported Networks
 
-On BASE, Mantle, Metis, OP, Scroll, Soneium and zkSync, the sequencer's status is relayed from L1 to L2 where the consumer can retrieve it.
+On BASE, Celo, Mantle, Metis, OP, Scroll, Soneium and zkSync, the sequencer's status is relayed from L1 to L2 where the consumer can retrieve it.
 
 <ClickToZoom src="/images/data-feed/l2-diagram-optimism-metis.webp" />