chore: prepare project for Angular 21 upgrade

Author: Ranjani4311

WebApiAdaptor.Client/package.json

@@ -21,8 +21,8 @@
     "@angular/platform-browser": "^17.2.0",
     "@angular/platform-browser-dynamic": "^17.2.0",
     "@angular/router": "^17.2.0",
-    "@syncfusion/ej2-angular-grids": "^25.1.35",
-    "@syncfusion/ej2-data": "^25.1.35",
+    "@syncfusion/ej2-angular-grids": "*",
+    "@syncfusion/ej2-data": "*",
     "jest-editor-support": "*",
     "run-script-os": "*",
     "rxjs": "~7.8.0",