doc: Fix one syntax error for code block

The code block doesn't work due to special thing in front of it.
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 1c2d6b3bdb83ec348b39ff5898b8ba263b5cccd6..87edad40bb58a6e2e5875f0e65c5292f428bfe03 100644 (file)
--- a/doc/developer/topotests.rst
+++ b/doc/developer/topotests.rst
@@ -443,7 +443,7 @@ as shown in the examples below.
 
 For each capture a window is opened displaying a live summary of the captured
 packets. Additionally, the entire packet stream is captured in a pcap file in
-the tests log directory e.g.,::
+the tests log directory e.g.,:
 
 .. code:: console