Also change offset cells in coarse to fine

apps/gpu/LBM/MusselOyster/MusselOyster.cpp

src/gpu/VirtualFluids_GPU/Calculation/UpdateGrid27.cpp

src/gpu/VirtualFluids_GPU/Calculation/UpdateGrid27.h

...izer/GridReaderGenerator/IndexRearrangementForStreams.cpp

src/gpu/VirtualFluids_GPU/Parameter/Parameter.h