Solve picture error

README.md

@@ -147,7 +147,7 @@ miRNAseq analysis pipeline 是一个全自动app，用于对miRNA-seq二代测
 
 ### 流程示意
 
-![smallRNA analysis pipeline_ForChoppy](/Users/ziyin/Desktop/assets/smallRNA analysis pipeline_ForChoppy.jpg)
+![smallRNA analysis pipeline_ForChoppy](./assets/smallRNA analysis pipeline_ForChoppy.jpg)
 
 #### 参考基因组