Add release link to the message

[bahmutov]

It would be so cool to add link to "published version" message. Something like

See the full release list at github-post-release/releases/tag/v1.4.0

[bahmutov]

Version 1.5.0 has been published to NPM. The full
release note can be found at github-post-release/releases/tag/v1.5.0.

Tip: safely upgrade dependency github-post-release in your project using next-update

[bahmutov]

Version 1.7.1 has been published to NPM. The full release note can be found at github-post-release/releases/tag/v1.7.1.

Tip: safely upgrade dependency github-post-release in your project using next-update