Bump grunt-contrib-jshint from 2.1.0 to 3.2.0

Bumps [grunt-contrib-jshint](https://github.com/gruntjs/grunt-contrib-jshint) from 2.1.0 to 3.2.0.
- [Release notes](https://github.com/gruntjs/grunt-contrib-jshint/releases)
- [Changelog](https://github.com/gruntjs/grunt-contrib-jshint/blob/main/CHANGELOG)
- [Commits](gruntjs/grunt-contrib-jshint@v2.1.0...v3.2.0)

---
updated-dependencies:
- dependency-name: grunt-contrib-jshint
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

package.json

@@ -81,7 +81,7 @@
     "grunt-cli": "^1.4.3",
     "grunt-contrib-copy": "^1.0.0",
     "grunt-contrib-jasmine": "^4.0.0",
-    "grunt-contrib-jshint": "^2.1.0",
+    "grunt-contrib-jshint": "^3.2.0",
     "grunt-contrib-uglify": "^3.4.0",
     "grunt-jscs": "^3.0.1",
     "grunt-lineending": "^1.0.0",