chore(deps): update tailwindcss monorepo to v4

Author: renovate[bot]

client/package.json

@@ -72,7 +72,7 @@
     "jsdom": "26.1.0",
     "postcss": "8.5.15",
     "prettier": "3.8.4",
-    "tailwindcss": "3.4.19",
+    "tailwindcss": "4.3.1",
     "tailwindcss-primeui": "0.6.1",
     "typescript": "5.9.3",
     "vite": "8.0.16",