chore(deps): update dependency tslint to v5.20.1

Author: renovate-bot

package.json

@@ -32,7 +32,7 @@
     "size-limit": "0.22.0",
     "ts-loader": "5.4.5",
     "ts-node": "8.2.0",
-    "tslint": "5.17.0",
+    "tslint": "5.20.1",
     "typescript": "3.5.1",
     "typescript-eslint-parser": "21.0.2",
     "wdio-mocha-framework": "0.6.4",

yarn.lock

@@ -1697,7 +1697,7 @@ diff-match-patch@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/diff-match-patch/-/diff-match-patch-1.0.1.tgz#d5f880213d82fbc124d2b95111fb3c033dbad7fa"
 
-[email protected], diff@^3.1.0, diff@^3.2.0:
+[email protected], diff@^3.1.0:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/diff/-/diff-3.5.0.tgz#800c0dd1e0a8bfbc95835c202ad220fe317e5a12"
 
@@ -6393,15 +6393,16 @@ tslint-eslint-rules@^5.3.1:
     tslib "1.9.0"
     tsutils "2.8.0"
 
-[email protected]:
-  version "5.17.0"
-  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.17.0.tgz#f9f0ce2011d8e90debaa6e9b4975f24cd16852b8"
+[email protected]:
+  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"
     chalk "^2.3.0"
     commander "^2.12.1"
-    diff "^3.2.0"
+    diff "^4.0.1"
     glob "^7.1.1"
     js-yaml "^3.13.1"
     minimatch "^3.0.4"