Alembic animation import does not support for the layout product

[moonyuet]

Is there an existing issue for this?

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Description

Current Behavior

Layout loader shows the loader error when the loaded layout json consists of the animation product type (for alembic import only).

Expected Behavior

The loader error should be disappeared after the fix. We can do the check before the load or/and remove the code for importing animation product for that.

Steps To Reproduce:

1. Launch Unreal
2. Load Layout of which the published json containing the animation product type.

Additional context:

Version

0.2.7+dev

What platform were you running when you found the bug?

Windows

You can also provide any additional information relevant to the issue.

Relevant log output: