chore(ci): Add CodeQL configuration

[rhamzeh]

Description

References

Review Checklist

• [ ] I have clicked on "allow edits by maintainers".
• [ ] I have added documentation for new/changed functionality in this PR or in a PR to openfga.dev [Provide a link to any relevant PRs in the references section above]
• [ ] The correct base branch is being used, if not main
• [ ] I have added tests to validate that the change in functionality is working as expected

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 31.15%. Comparing base (579442c) to head (d2a5b89).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #78 +/- ## ======================================= Coverage 31.15% 31.15% ======================================= Files 122 122 Lines 6083 6083 Branches 785 785 ======================================= Hits 1895 1895 Misses 4030 4030 Partials 158 158 ```

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