Morph targets created on Reimport when "Import Morph Targets" is disabled

Morph targets created on Reimport when "Import Morph Targets" is disabled

1. Import the attached fbx, disable "Import Morph Targets"
2. Open the skeletal mesh (note no morph targets were imported)
3. Expand Import Options in the details panel
4. Ensure "Import Morph Targets" is disabled
5. Hit the reimport button
6. Close and re-open the skeletal mesh

Result: Morph targets are imported
Expected: No morph targets are imported