GitHub Issue: https://github.com/Islandora/islandora_mirador/issues/27

What does this Pull Request do?

Drupal 10 compatibility fixes.

What's new?

A in-depth description of the changes made by this PR. Technical details and possible side effects.

Fix errors reported by Upgrade Status module.

Does this change add any new dependencies? No
Does this change require any other modifications to be made to the repository (i.e. Regeneration activity, etc.)? No
Could this change impact execution of existing code? No

How should this be tested?

Enable the module on a Drupal 10 site. Note that as of the creation of this PR, the Islandora d10 compatibility fix PR is still open so you may still need to check that branch out also.

Go to the Islandora Mirador Administration page and ensure settings can be altered and saved.

Check that Mirador functions as it does on an Islandora site running on Drupal 9.

Documentation Status

Does this change existing behaviour that's currently documented?
Does this change require new pages or sections of documentation?
Who does this need to be documented for?
Associated documentation pull request(s): or documentation issue

Additional Notes:

Any additional information that you think would be helpful when reviewing this PR.

Interested parties

Tag (@ mention) interested parties or, if unsure, @Islandora/committers

Islandora / islandora_mirador

Issue #27: Drupal 10 compatibility. #28