Re-add empty line

Author: pedrosousa

src/content/docs/rules/transform/request-header-modification/index.mdx

@@ -47,6 +47,7 @@ You can create an HTTP request header modification rule [in the dashboard](/rule
 	file="snippets-alternative"
 	params={{ suffix: "request header modifications" }}
 />
+
 ## Important remarks
 
 - You cannot modify or remove HTTP request headers whose name starts with `x-cf-` or `cf-` except for the `cf-connecting-ip` HTTP request header, which you can remove.