Link fix for redirect and for decommissioned page (#2723)

* fix for redirect

* rmvs decomissioned link

* attempt to retrigger linters

---------

Co-authored-by: Joshua Fernandes <joshua.fernandes@consensys.net>

Author: m4sterbunny

services/how-to/get-testnet-tokens.md

@@ -17,7 +17,7 @@ Use [testnet endpoints](../get-started/endpoints.md) during development and init
 
 | Testnet     | Faucet URL        | Bridge URL                    |                             
 |-------------|-------------------|-------------------------------|
-| [Arbitrum Sepolia](https://docs.arbitrum.io/launch-orbit-chain/how-tos/add-orbit-chain-to-bridge-ui)| [Arbitrum Sepolia faucet](https://faucet.quicknode.com/arbitrum/sepolia)| [Arbitrum bridge](https://bridge.arbitrum.io/)|
+| [Arbitrum Sepolia](https://docs.arbitrum.io/launch-orbit-chain/how-tos/add-orbit-chain-to-bridge-ui)| [Arbitrum Sepolia faucet](https://faucet.quicknode.com/arbitrum/sepolia)| [Arbitrum bridge](https://portal.arbitrum.io/bridge)|
 | [Avalanche Fuji](https://build.avax.network/academy/avalanche-l1/interchain-messaging/03-avalanche-starter-kit/04-networks)| [Avalanche Fuji faucet](https://faucet.avax.network)| [Avalanche bridge](https://bridge.avax.network/)|
 | [Base Sepolia](https://docs.base.org/chain/using-base#metamask-1)| [Base Sepolia faucet](https://faucet.quicknode.com/base/sepolia)| [Base bridge](https://bridge.base.org/deposit)|
 | [Blast Sepolia](https://docs.blast.io/using-blast)| [Blast Sepolia faucet](https://faucet.quicknode.com/blast/sepolia)|     |