Warnings about nonplanar faces added when querying panel surfaces

[pawelbaran]

Issues addressed by this PR

Closes part of #1287

Test files

Run the standard panel pull procedure and check the culprit highlighted in #1287.

Changelog

Additional comments

[pawelbaran]

@BHoMBot check core
@BHoMBot check compliance

[bhombot-ci]

@pawelbaran to confirm, the following actions are now queued:

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[pawelbaran]

@BHoMBot check serialisation
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@BHoMBot check installer

[bhombot-ci]

@pawelbaran to confirm, the following actions are now queued:

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There are 12 requests in the queue ahead of you.

[FraserGreenroyd]

Warnings are sufficient and make sense from code review.

[FraserGreenroyd]

@BHoMBot check ready-to-merge

[bhombot-ci]

@FraserGreenroyd to confirm, the following actions are now queued:

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