Converting a page to a blog makes version history restricted

Issue Summary

If a page is converted to a blog, its version history becomes inaccessible/restricted.  Clicking a historical version leads to this error: "You've stumbled on restricted content"

Steps to Reproduce

1. Open any existing page (not a draft)
2. Convert it to blog in any way: from renderer or from editor
3. Navigate to Page history
4. Click on any previous version

Expected Results

The historical version of the blog is shown.

Actual Results

"You've stumbled on restricted content" is shown.

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available