Fixed the links formate issue of README

README.md

@@ -12,5 +12,5 @@ Make-An-Audio-2 is a text-conditional diffusion probabilistic model capable of g
 
 Please refer our github repository for more details and how to use this model.
 
-- **Repository:** [https://github.com/bytedance/Make-An-Audio-2]
-- **Paper:** [https://arxiv.org/abs/2305.18474]
+- **Repository:** https://github.com/bytedance/Make-An-Audio-2
+- **Paper:** https://arxiv.org/abs/2305.18474