Libiio v0 add new channel type attention

[dNechita]

PR Description

• Please replace this comment with a summary of your changes, and add any context
  necessary to understand them. List any dependencies required for this change.
• To check the checkboxes below, insert a 'x' between square brackets (without
  any space), or simply check them after publishing the PR.
• If you changes include a breaking change, please specify dependent PRs in the
  description and try to push all related PRs simultaneously.

PR Type

• Bug fix (a change that fixes an issue)
• New feature (a change that adds new functionality)
• Breaking change (a change that affects other repos or cause CIs to fail)

PR Checklist

• I have conducted a self-review of my own code changes
• I have commented new code, particulary complex or unclear areas
• I have checked that I did not intoduced new warnings or errors (CI output)
• I have checked that components that use libiio did not get broken
• I have updated the documentation accordingly (GitHub Pages, READMEs, etc)