Email Notification: Missing content type in email notification when posting comment on a content in projects

Description

Steps to reproduce:
1. Create 2 admin users: userA, userB.
2. UserA creates a page in a project.
3. UserB posts a comment on the page in the project.
4. Go to Admin mode > Notification Dispatcher > Start manually.
5. Open email notification of UserA.

Expected:
The information "content name/ language/ content type" is displayed in the email body content.

Actual:
Missing information about content type.