Bump js-yaml from 3.11.0 to 3.13.1 (#810)

Bumps [js-yaml](https://github.com/nodeca/js-yaml) from 3.11.0 to 3.13.1.
- [Release notes](https://github.com/nodeca/js-yaml/releases)
- [Changelog](https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nodeca/js-yaml/compare/3.11.0...3.13.1)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -26,7 +26,7 @@
     "icheck": "~1.0",
     "jquery": "~3.4",
     "jquery-pjax": "~2.0",
-    "js-yaml": "^3.4",
+    "js-yaml": "^3.13",
     "laravel-mix": "^2.1.14",
     "leaflet": "^1.3.4",
     "leaflet-ajax": "2.1.0",