Bump tsutils from 3.14.1 to 3.17.1

Bumps [tsutils](https://github.com/ajafff/tsutils) from 3.14.1 to 3.17.1.
- [Release notes](https://github.com/ajafff/tsutils/releases)
- [Changelog](https://github.com/ajafff/tsutils/blob/master/CHANGELOG.md)
- [Commits](ajafff/tsutils@v3.14.1...v3.17.1)

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

package.json

@@ -39,7 +39,7 @@
     "rimraf": "2.6.3",
     "ts-jest": "24.0.2",
     "tsify": "4.0.1",
-    "tsutils": "3.14.1",
+    "tsutils": "3.17.1",
     "typescript": "3.5.3"
   },
   "jest": {