chore: remove slash

Author: GabrielMartinezRodriguez

packages/core/src/network/config/chainConfigs.ts

@@ -75,7 +75,7 @@ const baseSepolia: ChainConfig = {
 
 export const happyChainSepolia: ChainConfig = {
   ...happyChainDef,
-  indexerUrl: "https://primodium-indexer.happy.tech/",
+  indexerUrl: "https://primodium-indexer.happy.tech",
 };
 
 export type ChainConfig = MUDChain & { indexerUrl?: string };