revert: use compatible typescript

Author: Lipata

packages/core/package.json

@@ -16,7 +16,7 @@
     "chalk": "^2.3.2",
     "glob": "^11.0.0",
     "through2": "^2.0.3",
-    "typescript": "~5.9.3"
+    "typescript": "~5.5.4"
   },
   "devDependencies": {
     "@angular-devkit/schematics": "^21.0.0",

packages/igx-templates/package.json

@@ -13,6 +13,6 @@
   "license": "MIT",
   "dependencies": {
     "@igniteui/cli-core": "~14.8.0-beta.0",
-    "typescript": "~5.9.3"
+    "typescript": "~5.5.4"
   }
 }

packages/ng-schematics/package.json

@@ -31,7 +31,7 @@
     "@types/minimatch": "^5.1.2",
     "@types/node": "^22.5.5",
     "jasmine": "^5.12.0",
-    "typescript": "~5.9.3"
+    "typescript": "~5.6.2"
   },
   "ng-update": {
     "migrations": "./src/migrations/migration-collection.json"