Saddle can't be found in transportation category in creative invetory

What I expected to happen was...:
Finding the saddle in the transportation category

What actually happened was...:
I went to the transportation category in the creative inventory but the saddle wasn't displayed. However when I searched "saddle" it still shows that the categorie should be transportation

Steps to Reproduce:
1. Open the creative inventory
2. Go to the transportation category
3. Saddle isn't displayed