Fix pages release permissions issue (#2)

<!-- Provide a general summary of your changes in the Title above -->
<!-- Apply the label "bug" or "enhacement" as applicable. -->

## Description / Motivation
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<!-- Why is this change required? What problem does it solve? -->
<!-- If it fixes an open issue, please link to the issue here. -->
GitHub Pages release of docs is failing due to missing permissions. This
adds the missing permissions to the job in the workflow.

## Testing

- [X] The Unit & Intergration tests are passing.
- [X] I have added the necesary tests to cover my changes.

## Terms
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- [X] I agree to follow this project's [Code of
Conduct](CODE_OF_CONDUCT.md).

Co-authored-by: Ivan Lieckens <[email protected]>

.github/workflows/main.yml

@@ -62,6 +62,8 @@ jobs:
               core.info('Uploaded ' + name);
             }
   publish-docs:
+    permissions:
+      id-token: write
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}