transformers

90e3c4fa - Fix a regression in encoder-decoder generation cache initialization (#46111)

Fix a regression in encoder-decoder generation cache initialization (#46111) * Fix a regression in encoder-decoder generation cache initialization Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> * move the fix to modeling part Signed-off-by: root <root@pvc747634.jf.intel.com> * update code Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> * Override `_prepare_cache_for_generation` Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> * add related fast test Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> * revert masking_utils.py change Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> --------- Signed-off-by: Liu, Kaixuan <kaixuan.liu@intel.com> Signed-off-by: root <root@pvc747634.jf.intel.com> Co-authored-by: root <root@pvc747634.jf.intel.com>