Bump ejs from 3.0.1 to 3.1.3

Bumps [ejs](https://github.com/mde/ejs) from 3.0.1 to 3.1.3.
- [Release notes](https://github.com/mde/ejs/releases)
- [Changelog](https://github.com/mde/ejs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/mde/ejs/compare/v3.0.1...v3.1.3)

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

package.json

@@ -32,7 +32,7 @@
     "co": "~4.6.0",
     "css-loader": "^3.4.2",
     "debug": "^4.1.1",
-    "ejs": "^3.0.1",
+    "ejs": "^3.1.3",
     "file-loader": "^6.0.0",
     "iso8601-duration": "^1.1.1",
     "kcors": "^2.2.1",