revert nimbus gnosis fix (#403)

Author: Marketen

packages/brain/src/modules/config/index.ts

@@ -12,23 +12,13 @@ export const brainConfig = (): BrainConfig => {
   // All this logic is needed because Teku has a TLS certificate that points to the old
   // https://validator.teku-${network}.dappnode:3500 URL. TODO: update the Teku TLS certificate https://docs.teku.consensys.io/how-to/configure/tls
   let validatorUrl;
-  let beaconchainUrl;
-
-  // Setting URL for Teku consensus client
   if (consensusClient === "teku") {
     validatorUrl =
       network === Network.Mainnet
         ? `https://validator.teku.dappnode:3500`
         : `https://validator.teku-${network}.dappnode:3500`;
-    beaconchainUrl = `http://beacon-chain.${network}.dncore.dappnode:3500`;
-  } else if (consensusClient === "nimbus" && network === Network.Gnosis) {
-    // Setting URLs specifically for Nimbus client on the Gnosis network
-    validatorUrl = `http://beacon-validator.nimbus-gnosis.dappnode:3500`;
-    beaconchainUrl = `http://beacon-validator.nimbus-gnosis.dappnode:4500`;
   } else {
-    // Default setting for other consensus clients and networks
     validatorUrl = `http://validator.${network}.dncore.dappnode:3500`;
-    beaconchainUrl = `http://beacon-chain.${network}.dncore.dappnode:3500`;
   }
 
   const { blockExplorerUrl, minGenesisTime, secondsPerSlot, slotsPerEpoch } = networkConfig(network);
@@ -49,7 +39,7 @@ export const brainConfig = (): BrainConfig => {
       blockExplorerUrl,
       executionClientUrl: `http://execution.${network}.dncore.dappnode:8545`,
       validatorUrl,
-      beaconchainUrl,
+      beaconchainUrl: `http:/beacon-chain.${network}.dncore.dappnode:3500`,
       signerUrl: `http://signer.${network}.dncore.dappnode:9000`,
       postgresUrl: getPostgresUrl(network),
       token: getValidatorToken(consensusClient),