chore: increase the Cosmos gas estimate multiplier

src/features/wallet/hooks/cosmos.ts

@@ -69,7 +69,7 @@ export function useCosmosDisconnectFn(): () => Promise<void> {
 }
 
 export function useCosmosActiveChain(): ActiveChainInfo {
-  return useMemo(() => ({}) as ActiveChainInfo, []);
+  return useMemo(() => ({} as ActiveChainInfo), []);
 }
 
 export function useCosmosTransactionFns(): ChainTransactionFns {
@@ -108,8 +108,8 @@ export function useCosmosTransactionFns(): ChainTransactionFns {
         // The fee param of 'auto' here stopped working for Neutron-based IBC transfers
         // It seems the signAndBroadcast method uses a default fee multiplier of 1.4
         // https://github.com/cosmos/cosmjs/blob/e819a1fc0e99a3e5320d8d6667a08d3b92e5e836/packages/stargate/src/signingstargateclient.ts#L115
-        // Bumping to 1.6 fixes the insufficient gas issue
-        result = await client.signAndBroadcast(chainContext.address, [tx.transaction], 1.6);
+        // A multiplier of 1.6 was insufficient for Celestia -> Neutron|Cosmos -> XXX transfers, but 2 worked.
+        result = await client.signAndBroadcast(chainContext.address, [tx.transaction], 2);
         txDetails = await client.getTx(result.transactionHash);
       } else {
         throw new Error(`Invalid cosmos provider type ${tx.type}`);