chore(deps): update dependency tslint to ^5.20.1

Author: renovate-bot

package.json

@@ -60,7 +60,7 @@
     "semantic-release": "^15.13.3",
     "sourcegraph": "^23.0.1",
     "ts-node": "^8.1.0",
-    "tslint": "^5.20.0",
+    "tslint": "^5.20.1",
     "typescript": "^3.4.5"
   },
   "husky": {

yarn.lock

@@ -5451,10 +5451,10 @@ tslint-react@^4.0.0:
   dependencies:
     tsutils "^3.9.1"
 
-tslint@^5.20.0:
-  version "5.20.0"
-  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.20.0.tgz#fac93bfa79568a5a24e7be9cdde5e02b02d00ec1"
-  integrity sha512-2vqIvkMHbnx8acMogAERQ/IuINOq6DFqgF8/VDvhEkBqQh/x6SP0Y+OHnKth9/ZcHQSroOZwUQSN18v8KKF0/g==
+tslint@^5.20.1:
+  version "5.20.1"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.20.1.tgz#e401e8aeda0152bc44dd07e614034f3f80c67b7d"
+  integrity sha512-EcMxhzCFt8k+/UP5r8waCf/lzmeSyVlqxqMEDQE7rWYiQky8KpIBz1JAoYXfROHrPZ1XXd43q8yQnULOLiBRQg==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     builtin-modules "^1.1.1"