Add libre2-dev to the list of dependencies

What does this MR do?

Update the install from source documentation to include libre2-dev

Are there points in the code the reviewer needs to double check?

Why was this MR needed?

re2 is now a dependency. This is true back to 9.0.

Screenshots (if relevant)

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated
• API support added
• Tests
  • Added for this feature/bug
  • All builds are passing
• Conform by the merge request performance guides
• Conform by the style guides
• Branch has no merge conflicts with master (if it does - rebase it please)
• Squashed related commits together

What are the relevant issue numbers?

Closes #35342 (closed)