Rename connectors to connector_ids

[brad-richardson]

Description

This renames the segment connectors property to connector_ids, which conforms to the relationship modeling schema decision.

Reference

1. https://github.com/OvertureMaps/tf-transportation/issues/88
2. https://github.com/OvertureMaps/schema-wg/blob/admin/decisions/adr-relationship-modeling.md

Testing

Updated relevant examples and counterexamples

Checklist

1. Add relevant examples.
2. Add relevant counterexamples.
3. Update in-schema documentation using plain English written in complete sentences, if an update is required.
4. Update Docusaurus documentation, if an update is required.
5. Review change with Overture technical writer to ensure any advanced documentation needs will be taken care of, unless the change is trivial and would not affect the documentation.

Documentation Website

Docs preview for this PR.

[vcschapp]

--    .-""-.
   ) (     )
  (   )   (
     /     )
    (_    _)                     0_,-.__
      (_  )_                     |_.-._/
       (    )                    |_--..\
        (__)                     |__--_/
     |''   ``\                   |
     |        \                  |      /b.
     |         \  ,,,---===?A`\  |  ,==y'
   ___,,,,,---==""\        |M] \ | ;|\ |>
           _   _   \   ___,|H,,---==""""bno,
    o  O  (_) (_)   \ /          _     AWAW/
                     /         _(+)_  dMM/
      \@_,,,,,,---=="   \      \\|//  MW/
--''''"                         ===  d/
                                    //
                                    ,'__________________________
   \    \    \     \               ,/~~~~~~~~~~~~~~~~~~~~~~~~~~~
                         _____    ,'  ~~~   .-""-.~~~~~~  .-""-.
      .-""-.           ///==---   /`-._ ..-'      -.__..-'
            `-.__..-' =====\\\\\\ V/  .---\.
 PGMG                 ~~~~~~~~~~~~, _',--/_.\  .-""-.
                            .-""-.___` --  \|         -.__..-

[vcschapp]

Re-up approval.