No option to delete resource and behaviour packs from worlds (not mentioning global resources)

Steps to reproduce the issue:

[Must be in the latest version and the version should contain the new ui]

1. Launch Minecraft.

2. Tap 'Play'.

3. Tap 'Edit' from any world.

4. Scroll down to 'Resource Packs' or 'Behaviour Packs' and tap on them.

Expected result: Will be able to delete resource or behaviour packs.

Actual Result: No options to delete resource or behaviour packs.