fix: fix unused navbar item (#1338)

Author: benjamin852

src/layouts/navigation.ts

@@ -146,10 +146,6 @@ export const getNavigation = (section) => {
                   title: "Refund Gas",
                   href: "/dev/gas-service/refund/",
                 },
-                {
-                  title: "Specify Gas Refund Address",
-                  href: "/dev/gas-service/specify-gas-refund-address/",
-                },
                 {
                   title: "Transaction States",
                   href: "/dev/gas-service/transaction-state/",