Fix for Depoyment defaults to first item when filter filters out all items (#12871)

* disabled ok button when there are no resources

* added missing space

extensions/resource-deployment/src/ui/resourceTypePickerDialog.ts

@@ -267,6 +267,7 @@ export class ResourceTypePickerDialog extends DialogBase {
 			this._agreementContainer.clearItems();
 			this._optionsContainer.clearItems();
 			this.updateToolsDisplayTable();
+			this._dialogObject.okButton.enabled = false;
 		}
 	}