chore: 更新 docs.yml 工作流，添加对 refactor/rslib 分支的支持

Author: cklwblove

.github/workflows/docs.yml

@@ -4,7 +4,7 @@ on:
   push:
     branches:
       - main
-      - master
+      - refactor/rslib
     paths:
       - 'docs/**'
       - 'src/**'