Bump typescript from 3.9.9 to 4.4.4

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 3.9.9 to 4.4.4.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](https://github.com/Microsoft/TypeScript/compare/v3.9.9...v4.4.4)

packages/ripple-address-codec/package.json

@@ -32,7 +32,7 @@
     "ts-jest": "^26.4.4",
     "tslint": "^5.19.0",
     "tslint-eslint-rules": "^5.4.0",
-    "typescript": "^3.9.9"
+    "typescript": "^4.4.4"
   },
   "engines": {
     "node": ">= 10",