chore(package): update ts-node to version 8.4.0 (#78)

Author: greenkeeper[bot]

package.json

@@ -38,7 +38,7 @@
     "rollup-plugin-replace": "^1.1.1",
     "rollup-plugin-uglify": "^2.0.1",
     "tape": "^4.6.2",
-    "ts-node": "^6.0.0",
+    "ts-node": "^8.4.0",
     "tslint": "^5.0.0",
     "typescript": "^3.6.2",
     "typings-tester": "^0.3.0"