Add ideal geo magnetic field observer

[200km]

Details

Add an ideal geo magnetic field observer in ideal components.
機能としては、

• 地磁場ベクトルを計測し、ノイズを乗せる
• 慣性座標系と機体固定座標系どちらも計測値を取得できるようにする

Closing conditions

• The ideal component is implemented.
• The python plot script is implemented.

Supplementary information

NA

Note

• Provide a conclusion before closing the issue.