Bump tslint from 5.15.0 to 5.16.0

Bumps [tslint](https://github.com/palantir/tslint) from 5.15.0 to 5.16.0.
- [Release notes](https://github.com/palantir/tslint/releases)
- [Changelog](https://github.com/palantir/tslint/blob/master/CHANGELOG.md)
- [Commits](palantir/tslint@5.15.0...5.16.0)

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

Author: dependabot-support

package-lock.json

@@ -49,7 +49,7 @@
     "mocha": "~5.2.0",
     "mocha-junit-reporter": "~1.22.0",
     "mocha-multi-reporters": "~1.1.7",
-    "tslint": "~5.15.0",
+    "tslint": "~5.16.0",
     "typescript": "~3.4.3",
     "vsce": "~1.59.0",
     "vscode": "~1.1.33"