Bump tslint from 5.20.1 to 6.0.0

Bumps [tslint](https://github.com/palantir/tslint) from 5.20.1 to 6.0.0.
- [Release notes](https://github.com/palantir/tslint/releases)
- [Changelog](https://github.com/palantir/tslint/blob/master/CHANGELOG.md)
- [Commits](palantir/tslint@5.20.1...6.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -71,7 +71,7 @@
         "truffle-typings": "1.0.8",
         "ts-generator": "0.0.8",
         "ts-node": "8.6.2",
-        "tslint": "5.20.1",
+        "tslint": "6.0.0",
         "typechain": "1.0.3",
         "typechain-target-truffle": "1.0.2",
         "typescript": "3.7.5"

yarn.lock

@@ -7804,15 +7804,15 @@ ts-node@8.6.2:
     source-map-support "^0.5.6"
     yn "3.1.1"
 
-tslib@^1.8.0, tslib@^1.8.1:
+tslib@^1.10.0, tslib@^1.8.1:
   version "1.10.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.10.0.tgz#c3c19f95973fb0a62973fb09d90d961ee43e5c8a"
   integrity sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==
 
-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==
+tslint@6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-6.0.0.tgz#1c0148beac4779924216302f192cdaa153618310"
+  integrity sha512-9nLya8GBtlFmmFMW7oXXwoXS1NkrccqTqAtwXzdPV9e2mqSEvCki6iHL/Fbzi5oqbugshzgGPk7KBb2qNP1DSA==
   dependencies:
     "@babel/code-frame" "^7.0.0"
     builtin-modules "^1.1.1"
@@ -7825,7 +7825,7 @@ tslint@5.20.1:
     mkdirp "^0.5.1"
     resolve "^1.3.2"
     semver "^5.3.0"
-    tslib "^1.8.0"
+    tslib "^1.10.0"
     tsutils "^2.29.0"
 
 tsutils@^2.29.0: