MiCS6814-I2C: Migrate repo URL from Github to Codeberg

[eNBeWe]

In light of the recent changes to GitHub I am migrating all my repositories away.
The Arduino Library is being migrated to Codeberg.org.

[github-actions]

Hi @eNBeWe.
Your pull request has been detected as something other than a Library Manager submission.
A maintainer will need to review it before it can be merged.

If you intended to submit a library, please check the instructions and update your pull request if necessary:
https://github.com/arduino/library-registry/blob/main/README.md#instructions

[github-actions]

A problem was found with your submission https://codeberg.org/eNBeWe/MiCS6814-I2C-Library

❌ ERROR: codeberg.org is not currently supported as a Git hosting website for Library Manager.

See: https://github.com/arduino/library-registry/blob/main/FAQ.md#what-are-the-requirements-for-a-library-to-be-added-to-library-manager

[github-actions]

Thanks for your interest in contributing to the Arduino Library Manager index @eNBeWe
Please resolve the error(s) mentioned in the previous comment.

After resolving the issue, trigger this check again by doing one of the following:

• Commit the required change to the branch you submitted this pull request from.
• Comment here, mentioning @ArduinoBot in the comment.

❗ NOTE: It is not necessary to open a new pull request. ❗

More information:
https://github.com/arduino/library-registry/blob/main/README.md#if-the-problem-is-with-the-pull-request