Revit Connector: Floors missing when converting linked models

[ks-cph]

Description & motivation

Refers to #3634
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Changes:

The Document is not the linked document.

To-do before merge:

Screenshots:

Validation of changes:

Tested with three projects.

Checklist:

• My pull request follows the guidelines in the Contributing guide?
• My pull request does not duplicate any other open Pull Requests for the same update/change?
• My commits are related to the pull request and do not amend unrelated code or documentation.
• My code follows a similar style to existing code.
• I have added appropriate tests.
• I have updated or added relevant documentation.

References

[JR-Morgan]

Good catch @ks-cph, we should definitely be using the element.Document over Doc for all ToSpeckle conversions.

We'll be pushing a hotfix shortly with this change.