transformers

adc0ff25 - Add CvT (#17299)

Add CvT (#17299) * Adding cvt files * Adding cvt files * changes in init file * Adding cvt files * changes in init file * Style fixes * Address comments from code review * Apply suggestions from code review Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com> * Format lists in docstring * Fix copies * Apply suggestion from code review Co-authored-by: AnugunjNaman <anugunjjha@gmail.com> Co-authored-by: Ayushman Singh <singhayushman13@protonmail.com> Co-authored-by: Niels Rogge <nielsrogge@Nielss-MacBook-Pro.local> Co-authored-by: Sylvain Gugger <35901082+sgugger@users.noreply.github.com>