[DOC]: Bad link in CI docs

[brycelelbach]

Is this a duplicate?

• I confirmed there appear to be no duplicate issues for this bug and that I agree to the Code of Conduct

Is this for new documentation, or an update to existing docs?

New

Describe the incorrect/future/missing documentation

On this page:

https://github.com/NVIDIA/cccl/blob/main/ci-overview.md

The link

Summary of all CI jobs on PR page.

Seems to be bad. The image before it is also bad, and there are two periods at the end of the sentence.

If this is a correction, please provide a link to the incorrect documentation. If this is a new documentation request, please link to where you have looked.

https://github.com/NVIDIA/cccl/blob/main/ci-overview.md