* Revert "Modify the output bug of PaddleOCR==2.6.1 update. (#8391)"

This reverts commit c0ea753f.

* Fix PPOCRLabel bugs, release PPOCRLabel 2.1.2

Fix PPOCRLabel bugs due to the upgrade of paddleocr, release PPOCRLabel 2.1.2

* Fix PPOCRLabel bugs, release PPOCRLabel 2.1.3

Fix PPOCRLabel bugs due to the upgrade of paddleocr, release PPOCRLabel 2.1.3

* Update PPOCRLabel's requirements

Update PPOCRLabel's requirements

* Update PPOCRLabel README

Update PPOCRLabel README

* Update PPOCRLabel

Update PPOCRLabel

* Update README

Update README

* Update README

Update README

* Update README.md
Co-authored-by: Nd2623587501 <71634460+d2623587501@users.noreply.github.com>

* add sr model

* update for eval

* submit sr

* polish code

* polish code

* polish code

* update sr model

* update doc

* update doc

* update doc

* fix typo

* format code

* update metric

* fix export