chore: version 20.0.0-rc.4

Author: cexbrayat

ponyracer/package.json

@@ -21,8 +21,8 @@
     "zone.js": "~0.15.0"
   },
   "devDependencies": {
-    "@angular/build": "^20.0.0-rc.3",
-    "@angular/cli": "^20.0.0-rc.3",
+    "@angular/build": "^20.0.0-rc.4",
+    "@angular/cli": "^20.0.0-rc.4",
     "@angular/compiler-cli": "^20.0.0-next.0",
     "@types/jasmine": "~5.1.0",
     "jasmine-core": "~5.7.0",