Merge pull request #7070 from ethereum-optimism/aj/better-type-check

op-chain-ops: Detect types using input.Type.T rather than string comparison

op-chain-ops/safe/batch_helpers.go

@@ -142,7 +142,7 @@ func createContractInput(input abi.Argument, inputs []ContractInput) ([]Contract
 	}
 
 	internalType := input.Type.String()
-	if inputType == "tuple" {
+	if input.Type.T == abi.TupleTy {
 		internalType = input.Type.TupleRawName
 	}