doc: replacing snort-compatibility link

The snort-compatibility.rst document is being replaced by
differences-from-snort.rst. This commit updates the link.

diff --git a/doc/userguide/rules/index.rst b/doc/userguide/rules/index.rst
index 115458da101a021f80783f824da6a64c751493f7..9bf9b88fe61ce2f8d1bfb0d1448655be73e3d95b 100644 (file)
--- a/doc/userguide/rules/index.rst
+++ b/doc/userguide/rules/index.rst
@@ -22,4 +22,4 @@ Suricata Rules
    app-layer
    rule-lua-scripting
    normalized-buffers
-   snort-compatibility
+   differences-from-snort