Update pages/operators/chain-operators/tutorials/sequncer-node.mdx

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>

Author: krofax

pages/operators/chain-operators/tutorials/sequncer-node.mdx

@@ -334,7 +334,7 @@ INFO [timestamp] Forkchoice requested sync to new head    number=12345 hash=0x12
 {"level":"info","ts":"timestamp","msg":"Connected to peer","peer":"16Uiu2HAm...","direction":"outbound"}
 ```
 
-**Block Ddrivation:**
+**Block Derivation:**
 
 ```json
 {"level":"info","ts":"timestamp","msg":"Advancing derivation","l1_block":18500000,"l2_block":12345}