Bump ripple-address-codec from 3.0.4 to 4.0.0 (#42)

Bumps [ripple-address-codec](https://github.com/ripple/ripple-address-codec) from 3.0.4 to 4.0.0.
- [Release notes](https://github.com/ripple/ripple-address-codec/releases)
- [Changelog](https://github.com/ripple/ripple-address-codec/blob/master/HISTORY.md)
- [Commits](https://github.com/ripple/ripple-address-codec/compare/3.0.4...4.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

packages/ripple-binary-codec/package.json

@@ -18,7 +18,7 @@
     "decimal.js": "^10.2.0",
     "inherits": "^2.0.1",
     "lodash": "^4.17.15",
-    "ripple-address-codec": "^3.0.4"
+    "ripple-address-codec": "^4.0.0"
   },
   "devDependencies": {
     "babel-cli": "^6.8.0",