Bump ejs from 2.5.7 to 3.1.10

Bumps [ejs](https://github.com/mde/ejs) from 2.5.7 to 3.1.10.
- [Release notes](https://github.com/mde/ejs/releases)
- [Commits](https://github.com/mde/ejs/compare/v2.5.7...v3.1.10)

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

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

package.json

@@ -14,7 +14,7 @@
     "cookie-parser": "~1.4.3",
     "debug": "~2.6.3",
     "dirty-json": "^0.7.1",
-    "ejs": "2.5.7",
+    "ejs": "3.1.10",
     "express": "^4.17.1",
     "morgan": "^1.9.1",
     "nconf": "^0.10.0",