chore: release v0.4.0

[guillaumemichel]

No description provided.

[github-actions]

Suggested version: 0.4.0

Comparing to: v0.3.0 (diff)

Changes in configuration file(s):

(empty)

gorelease says:

# github.com/probe-lab/go-libdht/kad/key/bit256
## compatible changes
NewKeyFromArray: added

# summary
Suggested version: v0.4.0

gocompat says:

HEAD is now at 7672e9c chore: release v0.3.0 (#23)
Previous HEAD position was 7672e9c chore: release v0.3.0 (#23)
Switched to branch 'main'
Your branch is up to date with 'origin/main'.

Automatically created GitHub Release

A draft GitHub Release has been created.
It is going to be published when this PR is merged.
You can modify its' body to include any release notes you wish to include with the release.