Bump ejs from 3.1.10 to 4.0.1 in /src (#4360)

Bumps [ejs](https://github.com/mde/ejs) from 3.1.10 to 4.0.1.
- [Release notes](https://github.com/mde/ejs/releases)
- [Commits](mde/ejs@v3.1.10...v4.0.1)

---
updated-dependencies:
- dependency-name: ejs
  dependency-version: 4.0.1
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

src/package-lock.json

@@ -35,7 +35,7 @@
     "timestamps": "node ./tools/generate/generate_timestamps"
   },
   "devDependencies": {
-    "ejs": "3.1.10",
+    "ejs": "4.0.1",
     "fs-extra": "11.3.3",
     "jsdom": "27.4.0",
     "node-fetch": "3.3.2",