Upgrade remaining official apps to 2.23 alpha (#23124)

The sdk does not provide system field anymore at all ( including
relation ) if you don't upgrade you'll get a deterministic universal
identifier collision from previously provision and now side effect
resulting ones

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packages/twenty-apps/examples/postcard/package.json

@@ -1,12 +1,12 @@
 {
   "name": "postcard",
-  "version": "0.1.0",
+  "version": "0.1.2",
   "license": "MIT",
   "engines": {
     "node": "^24.5.0",
     "npm": "please-use-yarn",
     "yarn": ">=4.0.2",
-    "twenty": ">=2.19.0"
+    "twenty": ">=2.23.0"
   },
   "keywords": [
     "twenty-app"
@@ -29,8 +29,8 @@
     "playwright": "^1.60.0",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
-    "twenty-client-sdk": "2.19.0-alpha.1",
-    "twenty-sdk": "2.19.0-alpha.1",
+    "twenty-client-sdk": "2.23.0-alpha.1",
+    "twenty-sdk": "2.23.0-alpha.1",
     "typescript": "^5.9.3",
     "vitest": "^4.0.0"
   }