chore: fix withOnyxVModelDecorator storybook decorator never matchi…

…ng (#1996)

The filter logic of the `withOnyxVModelDecorator` was incorrect and
never matched. This is fixed now by checking for the specific prop and
checking its default value.

packages/sit-onyx/.storybook/vModel.ts

@@ -1,15 +1,16 @@
 import { withVModelDecorator } from "@sit-onyx/storybook-utils";
+import type { StrictInputType } from "storybook/internal/types";
+
+const isManaged = (argType: StrictInputType) =>
+  argType.table?.defaultValue?.summary === "MANAGED_SYMBOL";
 
 /**
  * Custom `withVModelDecorator` filter function, because we want don't want to override values that are managed.
  */
 export const withOnyxVModelDecorator = withVModelDecorator({
-  filter: ({ table, name }, _, array) => {
+  filter: ({ table, name }, _, argTypes) => {
     if (table?.category !== "events" || !name.startsWith("update:")) return false;
     const propName = name.replace(/^update:/, "");
-    return array.every(
-      (argType) =>
-        argType.name !== propName && argType.table?.defaultValue?.summary !== "MANAGED_SYMBOL",
-    );
+    return !argTypes.some((argType) => argType.name === propName && isManaged(argType));
   },
 });