Cut Copper Stairs cannot be selected in inventory (PM 5.0.0)

[GH-PM]

Issue description

• Expected result: When selecting the stairs, you can drag them to the inventory and use them
• Actual result: Selecting them removes them from the mouse

Steps to reproduce the issue

1. Grab the stairs
2. See how it disappears the second you grab them

https://user-images.githubusercontent.com/127597296/224480140-b3e75ca7-fe55-4a44-b1f3-32df00001a7c.mp4

OS and versions

• PocketMine-MP: 5.0.0-BETA1
• PHP: 8.0.28
• Using JIT: not supported
• Server OS: linux
• Game version: Win10

Plugins

No plugins

Crashdump, backtrace or other files

[dktapps]

Does this happen with any other blocks?

[GH-PM]

Does this happen with any other blocks?

I have tried a few more and it seems that the only affected block is that one

[dktapps]

How bizarre. How about waxed cut copper stairs?

[GH-PM]

https://user-images.githubusercontent.com/127597296/224496242-284fb2fa-f56d-46dd-b405-c3c519f006da.mp4

Take a look

[dktapps]

This might be a client bug - it's sending a mismatch transaction when I try to take the item from the inventory.

[dktapps]

Fixed by 8408da853424ae3d4edecfbe873eb8126a6fb95d.