Bump vows from 0.8.2 to 0.8.3

Bumps [vows](https://github.com/cloudhead/vows) from 0.8.2 to 0.8.3.
- [Release notes](https://github.com/cloudhead/vows/releases)
- [Changelog](https://github.com/vowsjs/vows/blob/v0.8.3/CHANGELOG.md)
- [Commits](vowsjs/vows@v0.8.2...v0.8.3)

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

Author: dependabot[bot]

package-lock.json

@@ -19,7 +19,7 @@
     "rrule": "2.6.6"
   },
   "devDependencies": {
-    "vows": "0.8.2",
+    "vows": "0.8.3",
     "underscore": "1.9.1"
   },
   "scripts": {