fix(core): resized multiframe series are saved as invalid DICOM with GDCM
requested to merge 1032-fix-core-resized-multiframe-series-are-saved-as-invalid-dicom-with-gdcm into dev
Description
Fix the original bug: the data associated to deleted slices/frames is removed from GDCM datasets
Closes #1032 (closed)
How to test it?
Unit test.