tmp: add mpc steer intervention topic

[tkimura4]

Description

(記録用にPR出してます)
実験用に,
$ros2 topic pub /debug_control tier4_debug_msgs/Float32MultiArrayStamped "{stamp: now, data: [0.5, -0.2]}" -1
で強制的にステアのコントロールを奪うデバッグトピックを追加しました。
一項目が秒数 (< 2.0s), 二項目がステア値(<0.4rad)です。
(mainにはマージしません)

Tests performed

Psimで確認済
https://github.com/tier4/autoware.universe/assets/59680180/afe9dbe8-826b-4af5-b7ec-21bce59ed529

Not applicable.

Effects on system behavior

Not applicable.

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[TakaHoribe]

suteki