fix(deps): update dependency class-validator to v0.14.3 (#273)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

backend/package.json

@@ -31,7 +31,7 @@
     "@openmfp/portal-server-lib": "0.163.1",
     "@platform-mesh/portal-server-lib": "0.5.22",
     "axios": "1.12.2",
-    "class-validator": "0.14.2",
+    "class-validator": "0.14.3",
     "cookie-parser": "1.4.7",
     "dotenv": "17.2.3",
     "graphql-request": "7.3.4",