Bump es5-shim from 4.5.13 to 4.5.14

Bumps [es5-shim](https://github.com/es-shims/es5-shim) from 4.5.13 to 4.5.14.
- [Release notes](https://github.com/es-shims/es5-shim/releases)
- [Changelog](https://github.com/es-shims/es5-shim/blob/master/CHANGELOG.md)
- [Commits](https://github.com/es-shims/es5-shim/compare/v4.5.13...v4.5.14)

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

package.json

@@ -16,7 +16,7 @@
     "bootstrap-sass": "^3.4.1",
     "chart.js": "^2.8.0",
     "cross-env": "^5.1",
-    "es5-shim": "^4.5.9",
+    "es5-shim": "^4.5.14",
     "flatpickr": "^4.5.7",
     "github-markdown-css": "^2.3.0",
     "ionicons": "~2.0",