Updated Testimonials.ts

[mayur-driod]

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name: Added Testimonial Data
about: Based on issue #16 . According to the issue "We don't have any quotes from ordinary users".

Description

Based on issue #16 . According to the issue "We don't have any quotes from ordinary users". So I added data from the sugarlabs testimonial here. I have also included the testimonials recommended by @pikurasa.

Related Issue

This PR fixes #16

Changes Made

• Change 1: in src\constants\Testimonials.ts deleting the dummy data.
• Change 2 in src\constants\Testimonials.ts adding more actual data from the sources mentioned above.
• ...

Testing Performed

• I have run the server and confirmed it works as expected.
• Connected to the server on multiple devices to see that it is responsive.
  
  ...

Checklist

• I have tested these changes locally and they work as expected.
• I have added/updated tests that prove the effectiveness of these changes.
• I have updated the documentation to reflect these changes, if applicable.
• I have followed the project's coding style guidelines.
• I have addressed the code review feedback from the previous submission, if applicable.

Additional Notes for Reviewers

Hello I hope this Finds you well. I am a first time contributor to Sugar Labs and due to my unfamiliarity I have not made the necessary changes to the documentations or the tests that show my changes are effective. I would really appreciate it if you can guide me forward. Thank you.

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[mayur-driod]

@sa-fw-an can you please check this pr now. Thank you.

[sa-fw-an]

Will merge this PR soon. Having a bit of work.. after thats done will merge it :)