ci: Add link checker

[Aryex]

Describe the feature

We would like to add a link checker to the repo. We can reference the C# repo for this.

Use Case

To link check both locally and on pipeline runs

Proposed Solution

Reference the c# repo. https://github.com/valkey-io/valkey-glide-csharp

Other Information

No response

Acknowledgements

• I may be able to implement this feature request
• This feature might incur a breaking change

Client version used

1.0.0

Environment details (OS name and version, Ruby version, etc.)

MacOS