Switch to GitHub Action to handle changelog

[MattiSG]

• Use @OpenTermsArchive/changelog-action in CI/CD
• Decrease package size to half
• Update CI dependencies

Proofs:

• Action run
• Published release
• Published package

Todo when merged:

• [ ] Delete test release.
• [ ] Delete v1.1.1-changelog-action-test tag.
• [ ] Update mandatory checks in branch protection.

[MattiSG]

Updated proofs following refactor requested in https://github.com/OpenTermsArchive/terms-types/pull/47#discussion_r1668274480:

• Action run
• Release
• Release on npm
• No release commit.

[clementbiron]

Great! 🚀