Update OpenFGA Implementation Services with Mrikal

[HarshVoidUpparwal]

Description

The primary goal of this update is to provide organizations with a comprehensive list of companies that can assist with implementing OpenFGA. By including Mrikal, we aim to enhance the resources available to users and support the wider adoption of OpenFGA solutions.

References

Review Checklist

• [x] I have clicked on "allow edits by maintainers".
• [x] 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]
• [x] The correct base branch is being used, if not main

[linux-foundation-easycla[bot]]

• :x: - login: @HarshVoidUpparwal . The commit (206214d20891a395c99282c43b16a35a076a1645, 2a498def6e03b3e0cb63cf05bfd72938582b68fe) is not authorized under a signed CLA. Please click here to be authorized. For further assistance with EasyCLA, please submit a support request ticket.

[HarshVoidUpparwal]

Closing this PR to update CLA configurations