add ICCV2023 papers

[simplify23]

Related areas: continual learning OCR
Paper name/title: MRN: Multiplexed Routing Network for Incremental Multilingual Text Recognition
Paper link: https://arxiv.org/abs/2305.14758
Code link: https://github.com/simplify23/MRN
Blog in Chinese: https://zhuanlan.zhihu.com/p/643948935

[optimass]

please add as per https://github.com/optimass/continual_learning_papers/blob/master/scripts/README.md