fix(deps): update dependency tslint-immutable to v4.5.1

Author: renovate-bot

package-lock.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "tslint": "5.9.1",
     "tslint-consistent-codestyle": "1.11.0",
-    "tslint-immutable": "4.5.0",
+    "tslint-immutable": "4.5.1",
     "typescript": "2.6.2"
   },
   "devDependencies": {