Resolve "NoMethodError: undefined method `present' for #<GenericCommitStatus:0x00007f6eacf34a40>"

What does this MR do?

Makes CommitStatus and GenericCommitStatus respond to presentable methods, by including Presentable module into CommitStatus

Why was this MR needed?

JobSerializer methods were failing for GenericCommitStatus instances. Including Presentable module into CommitStatus fixes the problem

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Tests added for this feature/bug
• Conform by the code review guidelines
  • Has been reviewed by a Backend maintainer
• Conform by the merge request performance guides
• Conform by the style guides
• If you have multiple commits, please combine them into a few logically organized commits by squashing them
• Internationalization required/considered
• End-to-end tests pass (package-and-qa manual pipeline job)

What are the relevant issue numbers?

Closes #46177 (closed)