chore(deps): bump joi from 18.0.2 to 18.1.2 in /back-end (#2662)

Bumps [joi](https://github.com/hapijs/joi) from 18.0.2 to 18.1.2.
- [Commits](hapijs/joi@v18.0.2...v18.1.2)

---
updated-dependencies:
- dependency-name: joi
  dependency-version: 18.1.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

back-end/package.json

@@ -70,7 +70,7 @@
     "dotenv": "17.4.1",
     "express": "5.2.1",
     "ioredis": "5.10.1",
-    "joi": "18.0.2",
+    "joi": "18.1.2",
     "murlock": "4.4.0",
     "nats": "2.29.3",
     "nest-winston": "1.10.2",