fix(deps): update dependency tslib to v2.0.3

Author: renovate-bot

package-lock.json

@@ -39,7 +39,7 @@
     "prismjs": "1.21.0",
     "rxjs": "6.6.2",
     "rxjs-compat": "6.6.3",
-    "tslib": "2.0.1",
+    "tslib": "2.0.3",
     "zone.js": "0.11.1"
   },
   "devDependencies": {