doc/rules/index: keep rule types doc near the end

As this chapter is more meta than about rule keywords, keep it by the
end of the index, to have some semantic separation from the other
sections.

diff --git a/doc/userguide/rules/index.rst b/doc/userguide/rules/index.rst
index 59c8c23e993734e840c3b43775f55a517c624288..5c3d8b12a313f2ab65f6a1ea0f391153d1b8396c 100644 (file)
--- a/doc/userguide/rules/index.rst
+++ b/doc/userguide/rules/index.rst
@@ -55,6 +55,6 @@ Suricata Rules
    vlan-keywords
    ldap-keywords
    pgsql-keywords
-   rule-types
    email-keywords
+   rule-types
    rules-internals