refactor(planning_validator)!: prefix package and namespace with autoware

[kyoichi-sugahara]

Description

rename package to autoware_planning_validator from planninga_validator.

Part of:

• Prefix packages with autoware_ prefix and keep code in autoware namespace autoware#4569

Tests performed

check psim and echo topic with following command

ros2 topic echo /planning/autoware_planning_validator/validation_status

get the following output

---
stamp:
  sec: 1717669025
  nanosec: 502505657
is_valid_size: true
is_valid_finite_value: true
is_valid_interval: true
is_valid_relative_angle: true
is_valid_curvature: true
is_valid_lateral_acc: true
is_valid_longitudinal_max_acc: true
is_valid_longitudinal_min_acc: true
is_valid_steering: true
is_valid_steering_rate: true
is_valid_velocity_deviation: true
is_valid_distance_deviation: true
is_valid_longitudinal_distance_deviation: true
is_valid_forward_trajectory_length: true
trajectory_size: 162
max_interval_distance: 1.0000000141980752
max_relative_angle: 0.00010982225903810594
max_curvature: 7.321483939521648e-05
max_lateral_acc: 0.0012731255761711014
max_longitudinal_acc: 0.9462579488754272
min_longitudinal_acc: -2.160729053457544e-07
max_steering: 0.00020426939907153982
max_steering_rate: 0.00028096447863051784
velocity_deviation: 0.25
distance_deviation: 0.1633100812084684
longitudinal_distance_deviation: 0.0
forward_trajectory_length_required: 0.0
forward_trajectory_length_measured: 0.0
invalid_count: 0
---

Effects on system behavior

Not applicable.

Interface changes

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[satoshi-ota]

Could you fix .pages as well?

autoware.universe/planning/.pages

Line 90 in 31c1672

- 'Planning Validator': planning/planning_validator

[TakaHoribe]

This PR adds autoware prefix in the package namespace.