[WavLM] Fix Arxiv link and authors (#25415)

* [WavLM] Fix Arxiv link and authors

* make style

src/transformers/models/wavlm/modeling_wavlm.py

@@ -1059,8 +1059,9 @@ class WavLMPreTrainedModel(PreTrainedModel):
 
 WAVLM_START_DOCSTRING = r"""
     WavLM was proposed in [WavLM: Unified Speech Representation Learning with Labeled and Unlabeled
-    Data](https://arxiv.org/abs/2101.07597) by Chengyi Wang, Yu Wu, Yao Qian, Kenichi Kumatani, Shujie Liu, Furu Wei,
-    Michael Zeng, Xuedong Huang.
+    Data](https://arxiv.org/abs/2110.13900) by Sanyuan Chen, Chengyi Wang, Zhengyang Chen, Yu Wu, Shujie Liu, Zhuo
+    Chen, Jinyu Li, Naoyuki Kanda, Takuya Yoshioka, Xiong Xiao, Jian Wu, Long Zhou, Shuo Ren, Yanmin Qian, Yao Qian,
+    Jian Wu, Michael Zeng, Xiangzhan Yu, Furu Wei.
 
     This model inherits from [`PreTrainedModel`]. Check the superclass documentation for the generic methods the
     library implements for all its model (such as downloading or saving etc.).