Add a dev tool to the list

[HillaShx]

Changes proposed

WireMock Cloud is a very useful API mocking tool. I used it pretty recently when developing a webhook mechanism for users.

Check List (Check all the applicable boxes)

• [ ] Addresses an existing open issue: Closes #000
• [x] The title of my pull request is a short description of the requested changes.
• [x] I followed the Contributing Guidelines

Note to reviewers

I added a tool I used pretty frequently this year; Also fixed a typo.

Thank you for this resource!