chore(lambda): bump nx from 19.5.4 to 20.0.0 in /lambdas

Bumps [nx](https://github.com/nrwl/nx/tree/HEAD/packages/nx) from 19.5.4 to 20.0.0.
- [Release notes](https://github.com/nrwl/nx/releases)
- [Commits](https://github.com/nrwl/nx/commits/20.0.0/packages/nx)

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

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

lambdas/package.json

@@ -29,7 +29,7 @@
     "@swc/helpers": "~0.5.12",
     "eslint": "^8.57.0",
     "jest": "^29.7.0",
-    "nx": "19.5.4",
+    "nx": "20.0.0",
     "prettier": "^3.3.3",
     "typescript": "^5.5.4"
   },

lambdas/yarn.lock

@@ -8824,7 +8824,7 @@ __metadata:
     "@swc/helpers": "npm:~0.5.12"
     eslint: "npm:^8.57.0"
     jest: "npm:^29.7.0"
-    nx: "npm:19.5.4"
+    nx: "npm:20.0.0"
     prettier: "npm:^3.3.3"
     typescript: "npm:^5.5.4"
   languageName: unknown