fix(next): incorrect version view stepnav value (#13305)

Previously, the version view stepnav incorrectly displayed the version
ID instead of the parent document ID in the navigation. It also
incorrectly pulled the field value if `useAsTitle` was set, displayed
the `[undefined]` instead.

**Edit View:**
<img width="2218" height="244" alt="Screenshot 2025-07-28 at 16 55
26@2x"
src="https://github.com/user-attachments/assets/7b144480-ec5a-4592-b603-09e1e35bd558"
/>

## Version View - Before:

<img width="2280" height="378" alt="Screenshot 2025-07-28 at 16 56
02@2x"
src="https://github.com/user-attachments/assets/8b79bab3-a79b-4930-ade1-2da450f00fc7"
/>


## Version View - After:

**Version View:**
<img width="2222" height="358" alt="Screenshot 2025-07-28 at 16 55
46@2x"
src="https://github.com/user-attachments/assets/bb0fffbb-c3e6-419f-ad72-5731e85059cc"
/>


---
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used, see below:
  - https://app.asana.com/0/0/1210907527783756

Author: AlessioGr

packages/next/src/views/Version/Default/SetStepNav.tsx

@@ -15,7 +15,7 @@ export const SetStepNav: React.FC<{
   readonly isTrashed?: boolean
   versionToCreatedAtFormatted?: string
   versionToID?: string
-  versionToUseAsTitle?: string
+  versionToUseAsTitle?: Record<string, string> | string
 }> = ({
   id,
   collectionConfig,
@@ -54,7 +54,7 @@ export const SetStepNav: React.FC<{
             ? versionToUseAsTitle?.[locale.code] || docLabel
             : versionToUseAsTitle
       } else if (useAsTitle === 'id') {
-        docLabel = versionToID
+        docLabel = String(id)
       }
 
       const docBasePath: `/${string}` = isTrashed

packages/next/src/views/Version/index.tsx

@@ -411,6 +411,11 @@ export async function VersionView(props: DocumentViewServerProps) {
     })
   }
 
+  const useAsTitleFieldName = collectionConfig?.admin?.useAsTitle || 'id'
+  const versionToUseAsTitle =
+    useAsTitleFieldName === 'id'
+      ? String(versionTo.parent)
+      : versionTo.version?.[useAsTitleFieldName]
   return (
     <DefaultVersionView
       canUpdate={docPermissions?.update}
@@ -425,7 +430,7 @@ export async function VersionView(props: DocumentViewServerProps) {
       VersionToCreatedAtLabel={formatPill({ doc: versionTo, labelStyle: 'pill' })}
       versionToID={versionTo.id}
       versionToStatus={versionTo.version?._status}
-      versionToUseAsTitle={versionTo[collectionConfig?.admin?.useAsTitle || 'id']}
+      versionToUseAsTitle={versionToUseAsTitle}
     />
   )
 }