chore(deps-dev): bump typescript from 4.0.2 to 4.0.3

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 4.0.2 to 4.0.3.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](https://github.com/Microsoft/TypeScript/compare/v4.0.2...v4.0.3)

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

package.json

@@ -66,7 +66,7 @@
     "rollup-plugin-typescript2": "^0.27.2",
     "rollup-plugin-uglify": "^6.0.4",
     "start-server-and-test": "^1.11.4",
-    "typescript": "^4.0.2"
+    "typescript": "^4.0.3"
   },
   "peerDependencies": {
     "react": "^16.13.1"