feat(manager/asdf): add asdf protoc support

[ezzatron]

Changes

Adds support for updating the protoc version in the .tool-versions file of the asdf manager.

Context

• https://asdf-vm.com/
• https://github.com/paxosglobal/asdf-protoc
• https://github.com/protocolbuffers/protobuf

Documentation (please check one with an [x])

• [ ] I have updated the documentation, or
• [x] No documentation update is required

How I've tested my work (please select one)

I have verified these changes via:

• [ ] Code inspection only, or
• [x] Newly added/modified unit tests, or
• [ ] No unit tests but ran on a real repository, or
• [ ] Both unit tests + ran on a real repository

[ezzatron]

I noticed CI failed, but I don't think it's because of the changes in this PR. Should I update the branch with a merge? Or rebase?

[renovate-release]

:tada: This PR is included in version 39.26.0 :tada:

The release is available on:

• GitHub release
• npm package (@latest dist-tag)
• 39.26.0

Your semantic-release bot :package::rocket: