chore(deps): update dependency tslib to v2.8.1

Author: renovate[bot]

package.json

@@ -68,7 +68,7 @@
     "prettier": "2.1.1",
     "semantic-release": "17.1.1",
     "tsdx": "0.14.0",
-    "tslib": "2.0.1",
+    "tslib": "2.8.1",
     "typescript": "3.9.7"
   },
   "dependencies": {