doc: Fix one syntax error for code block

The code block doesn't work because blank line is missing.
So, just make it work.

Signed-off-by: anlan_cs <vic.lan@pica8.com>

diff --git a/doc/developer/topotests.rst b/doc/developer/topotests.rst
index 4d8d4c877fc6f79ec1c650aa7988275867614eff..1c2d6b3bdb83ec348b39ff5898b8ba263b5cccd6 100644 (file)
--- a/doc/developer/topotests.rst
+++ b/doc/developer/topotests.rst
@@ -453,7 +453,7 @@ the tests log directory e.g.,::
    -rw------- 1 root root 45172 Apr 19 05:30 capture-r2-r2-eth0.pcap
    -rw------- 1 root root 48412 Apr 19 05:30 capture-sw1.pcap
    ...
--
+
 Viewing Live Daemon Logs
 """"""""""""""""""""""""