Bump ejs from 2.7.4 to 3.1.10

Bumps [ejs](https://github.com/mde/ejs) from 2.7.4 to 3.1.10.
- [Release notes](https://github.com/mde/ejs/releases)
- [Changelog](https://github.com/mde/ejs/blob/main/RELEASE_NOTES_v4.md)
- [Commits](mde/ejs@v2.7.4...v3.1.10)

---
updated-dependencies:
- dependency-name: ejs
  dependency-version: 3.1.10
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package.json

@@ -17,7 +17,7 @@
     "bourbon": "latest",
     "compression": "^1.6.0",
     "connect-redirecthost": "^2.0.0",
-    "ejs": "^2.3.4",
+    "ejs": "^3.1.10",
     "errorhandler": "^1.4.2",
     "express": "^4.13.3",
     "grunt": "^1.6.1",