feat: create waitlist page for superadmin user - team starlight

[Pharm-ack]

Description

Changes proposed

What were you told to do?

• Create a new waitlist page on the superadmin
• Create the superadmin waitlist page
• Ensure the page is responsive and work on all devices
• Ensure the page works as intended

What did you do?

• Create a new route in the superadmin dashboard at dashboard/admin/waitlist
• Create the UI of the page according to the design provided
• Ensure the page was responsive across multiple device screen sizes
• Ensure the page work as intended

Check List (Check all the applicable boxes)

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• My code follows the code style of this project.
• This PR does not contain plagiarized content.
• The title and description of the PR is clear and explains the approach.
• I am making a pull request against the dev branch (left side).
• My commit messages styles matches our requested structure.
• My code additions will fail neither code linting checks nor unit test.
• I am only making changes to files I was requested to.

Screenshots/Videos