Update smart-contracts/advanced/multicall.md

Co-authored-by: longfeiW <[email protected]>

Author: xBalbinus

smart-contracts/advanced/multicall.md

@@ -18,7 +18,7 @@ Multicall has the same, precomputed address for all of the networks it is deploy
 
 ## Contract Deployments and ABI
 
-Multicall3 is deployed on over 100 chains at `0xcA11bde05977b3631167028862bE2a173976CA11`[^2].
+Multicall3 is deployed on over 100 chains at `0xcA11bde05977b3631167028862bE2a173976CA11`.
 A sortable, searchable list of all chains it's deployed on can be found at https://multicall3.com/deployments.
 
 The ABI can be found on https://multicall3.com/abi, where it can be downloaded or copied to the clipboard in various formats, including: