docs: update contributing guide (2)

danielcondemarin · danielcondemarin · commit 0dc5881b4e17 · 2020-05-08T00:05:49.000+01:00
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -21,7 +21,7 @@ In watch mode:
 npm test -- --watch lambda-at-edge/
 ```
 
-#### Deploying to AWS and testing your changes
+### Deploying to AWS and testing your changes
 
 First, create your own test serverless component app and in the `serverless.yml` point the `component` field to your fork:
 
