chore(deps): update dependency tslib to v2

Author: renovate[bot]

package.json

@@ -61,7 +61,7 @@
     "rimraf": "3.0.2",
     "ts-jest": "25.2.1",
     "ts-node": "8.8.1",
-    "tslib": "1.11.1",
+    "tslib": "2.7.0",
     "typescript": "3.8.3"
   }
 }

yarn.lock

@@ -4267,7 +4267,12 @@ [email protected]:
     source-map-support "^0.5.6"
     yn "3.1.1"
 
-[email protected], tslib@^1.8.1, tslib@^1.9.0:
+[email protected]:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.7.0.tgz#d9b40c5c40ab59e8738f297df3087bf1a2690c01"
+  integrity sha512-gLXCKdN1/j47AiHiOkJN69hJmcbGTHI0ImLmbYLHykhgeN0jVGola9yVjFgzCUklsZQMW55o+dW7IXv3RCXDzA==
+
+tslib@^1.8.1, tslib@^1.9.0:
   version "1.11.1"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.11.1.tgz#eb15d128827fbee2841549e171f45ed338ac7e35"
   integrity sha512-aZW88SY8kQbU7gpV19lN24LtXh/yD4ZZg6qieAJDDg+YBsJcSmLGK9QpnUjAKVG/xefmvJGd1WUmfpT/g6AJGA==