Add etherlink shadownet to all networks (#938)

Author: yigiterdev

packages/network/src/config.ts

@@ -135,6 +135,7 @@ export const allNetworks = validateAndSortNetworks([
   createNetworkConfig(ChainId.MOONBASE_ALPHA),
   createNetworkConfig(ChainId.ETHERLINK),
   createNetworkConfig(ChainId.ETHERLINK_TESTNET),
+  createNetworkConfig(ChainId.ETHERLINK_SHADOWNET_TESTNET),
   createNetworkConfig(ChainId.SOMNIA),
   createNetworkConfig(ChainId.SOMNIA_TESTNET),
   createNetworkConfig(ChainId.MONAD),