build(deps): update jsonfile requirement from 4.0.0 to 5.0.0

Updates the requirements on [jsonfile](https://github.com/jprichardson/node-jsonfile) to permit the latest version.
- [Release notes](https://github.com/jprichardson/node-jsonfile/releases)
- [Changelog](https://github.com/jprichardson/node-jsonfile/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jprichardson/node-jsonfile/commits/5.0.0)

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

package.json

@@ -28,7 +28,7 @@
     "dottie": "2.0.0",
     "glob": "7.1.3",
     "hash-sum": "1.0.2",
-    "jsonfile": "4.0.0",
+    "jsonfile": "5.0.0",
     "lodash": "4.17.10",
     "make-dir": "1.3.0",
     "pump": "3.0.0",