proto.d: fix formatting for paragraphs after margin changes

Closes https://github.com/curl/curl/pull/7341

diff --git a/docs/cmdline-opts/proto.d b/docs/cmdline-opts/proto.d
index 46c912254311d06dc988303f8362b7ef7d4b39e1..051cb98e28aad1b930397b5506b8ad6acc983874 100644 (file)
--- a/docs/cmdline-opts/proto.d
+++ b/docs/cmdline-opts/proto.d
@@ -35,7 +35,7 @@ only enables http and https
 .B --proto =http,https
 also only enables http and https
 .RE
-
+.IP
 Unknown protocols produce a warning. This allows scripts to safely rely on
 being able to disable potentially dangerous protocols, without relying upon
 support for that protocol being built into curl to avoid an error.