build(deps-dev): bump typescript from 5.0.2 to 5.1.6 in /backend

Bumps [typescript](https://github.com/Microsoft/TypeScript) from 5.0.2 to 5.1.6.
- [Release notes](https://github.com/Microsoft/TypeScript/releases)
- [Commits](https://github.com/Microsoft/TypeScript/commits)

---
updated-dependencies:
- dependency-name: typescript
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

backend/package.json

@@ -20,7 +20,7 @@
     "ts-node": "^10.9.1",
     "tsup": "^6.7.0",
     "tsx": "^3.12.6",
-    "typescript": "^5.0.2"
+    "typescript": "^5.1.6"
   },
   "dependencies": {
     "@fastify/cors": "^8.2.1",

backend/yarn.lock

@@ -3507,10 +3507,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@^5.0.2:
-  version "5.0.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.0.2.tgz#891e1a90c5189d8506af64b9ef929fca99ba1ee5"
-  integrity sha512-wVORMBGO/FAs/++blGNeAVdbNKtIh1rbBL2EyQ1+J9lClJ93KiiKe8PmFIVdXhHcyv44SL9oglmfeSsndo0jRw==
+typescript@^5.1.6:
+  version "5.1.6"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.1.6.tgz#02f8ac202b6dad2c0dd5e0913745b47a37998274"
+  integrity sha512-zaWCozRZ6DLEWAWFrVDz1H6FVXzUSfTy5FUMWsQlU8Ym5JP9eO4xkTIROFCQvhQf61z6O/G6ugw3SgAnvvm+HA==
 
 unicode-length@^2.0.2:
   version "2.1.0"