[bug] fix llava processor to calculate unpadding size correctly (#37988)
* fix llava processor to calculate unpad size correctly
* repo consistency
* Revert "repo consistency" & "setUp in llava family"
This reverts commit 26a50af8db5b15bb6b700db3d53342fe69579d8e.
* add edge case test for padding & unpadding
* compute unpadding size from original size
* make test config explicit
* Revert "compute unpadding size from original size"
This reverts commit 752cd27ad9710ab056c17a9986760c4651975540.
* Revert "add edge case test for padding & unpadding"
This reverts commit ccbd094d69c3f8f6a259159164284f60ba835bce.
* revert unpad logic
* remove irrelevant tests
* model test
* remove processor from model test
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Co-authored-by: jaycha <jaycha@ncsoft.com>