Fixing Gateway Table (#814)

fixing error

Author: idalithb

website/pages/en/tap.mdx

@@ -53,7 +53,7 @@ As long as you run `tap-agent` and `indexer-agent`, everything will be executed
 
 ### Gateway
 
-| Component  | Edge and Node Mainnet (Arbitrum Sepolia)      | Edge and Node Testnet (Aribtrum Mainnet)      |
+| Component  | Edge and Node Mainnet (Aribtrum Mainnet)      | Edge and Node Testnet (Arbitrum Sepolia)      |
 | ---------- | --------------------------------------------- | --------------------------------------------- |
 | Sender     | `0xDDE4cfFd3D9052A9cb618fC05a1Cd02be1f2F467`  | `0xC3dDf37906724732FfD748057FEBe23379b0710D`  |
 | Signers    | `0xfF4B7A5EfD00Ff2EC3518D4F250A27e4c29A2211`  | `0xFb142dE83E261e43a81e9ACEADd1c66A0DB121FE`  |