refactor(pkg): add EncodeToUpperHex utility and use across packages#198

GuillemGarciaDev merged 2 commits intoXRPLF:mainXRPLF/xrpl-go:mainfrom

kpitapeersyst:pkg/xrpl/refactor/encoding-utilskpitapeersyst/xrpl-go:pkg/xrpl/refactor/encoding-utilsCopy head branch name to clipboard