feat(autoware_lanelet2_extension): add waypoint_zone

[NickYang-Turing]

Description

It adds waypoint_zone for close area advanced development project.
The waypoint_zone is defined as similar with parking_space as:

  <way id="10150">
    <nd ref="10146"/>
    <nd ref="10147"/>
    <nd ref="10148"/>
    <nd ref="10149"/>
    <tag k="type" v="waypoint_zone"/>
    <tag k="area" v="yes"/>
  </way>

The purpose of waypoint_zone is to switch the scenario to waypoint following mode in scenario_selector when the vehicle is close to or within a waypoint_zone.

For example, the orange zone is the waypoint_zone with a pre-loaded path.

How was this PR tested?

In Psim.

Notes for reviewers

This PR is for CAAD project.

Effects on system behavior

It will trigger the waypoint following mode when the vehicle is close to or within a waypoint_zone.

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