Fix flight.plots for 3 DOF simulations#5

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aZira371 with Copilot wants to merge 9 commits into

copilot/check-flight-plot-3dof

Commits on Dec 3, 2025

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Fix flight plots for 3 DOF simulations by adding net_thrust to post_processed_variables

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aZira371
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Address code review comments: fix trailing whitespace and use pytest tmp_path

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aZira371
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