remove duplicate (#19)

realDuYuanChao · web-flow · commit f867cff2438b · 2020-11-02T10:41:33.000+08:00
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -15,8 +15,6 @@
 6. Create a new PR in GitHub.
 7. Waiting to be review by the maintainers.
 
-#### Code Style
-
 #### Code Style
 * Please follow [PEP 8](https://www.python.org/dev/peps/pep-0008/) Coding Style.
 * Single letter variable names are old school so please avoid them unless their life only spans a few lines.
