message: stargate: Use SignDoc helper from amino
diff: -import { encodeSecp256k1Pubkey } from "@cosmjs/amino";
  +import { encodeSecp256k1Pubkey, makeSignDoc as makeSignDocAmino } from "@cosmjs/amino";
  import { fromBase64 } from "@cosmjs/encoding";
  -import { CosmosFeeTable, makeSignDoc as makeSignDocAmino } from "@cosmjs/launchpad";
  +import { CosmosFeeTable } from "@cosmjs/launchpad";
  import { Int53 } from "@cosmjs/math";
  import {
  EncodeObject,
  