Cant build docker because git submodule update --init

[NaufalF22]

Expected Behavior

Build docker normally

Actual Behavior

Steps to Reproduce

Just build docker

Debug Information

• Nukkit version: latest

Checklist:

• [X] I made sure there aren't duplicates of this report (Use Search)
• [X] I made sure I am using an up-to-date version of Nukkit
• [X] I Made sure the bug/error is not caused by a plugin

[PetteriM1]

You need to use git clone to download the sources