ci: automate release post tag push

[tac0turtle]

Description

add automation to make release when tag is pushed

closes: #XXXX

[auto-comment]

👋 Thanks for creating a PR!

Before we can merge this PR, please make sure that all the following items have been
checked off. If any of the checklist items are not applicable, please leave them but
write a little note why.

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For contributor use:

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer

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For admin use:

• Added appropriate labels to PR (ex. WIP, R4R, docs, etc)
• Reviewers assigned
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)

Thank you for your contribution to the Cosmos-SDK! 🚀

[alexanderbez]

So how does this work? What does this buy us?

[tac0turtle]

when you push a tag a GitHub bot will and create the release on the releases page. This will help keep consistency on the release page when there are more people doing releases.

[alexanderbez]

ACK

[alessio]

The tags regex seems incorrect

[alessio]

Approved