tools: Small formatting correction in plain text output of nfd-status

Change-Id: I7657d10ce91ce7f90d264296e69b87179c08c1a7
diff --git a/docs/manpages/nfd-status.rst b/docs/manpages/nfd-status.rst
index 22892b7..4fabe2e 100644
--- a/docs/manpages/nfd-status.rst
+++ b/docs/manpages/nfd-status.rst
@@ -93,7 +93,7 @@
       /localhost/nfd nexthops={faceid=1 (cost=0)}
       /example/testApp nexthops={faceid=268 (cost=0)}
       /localhost/nfd/rib nexthops={faceid=262 (cost=0)}
-    Rib:
-     /example/testApp route={faceid=268 (origin=0 cost=0 flags=1)}
+    RIB:
+      /example/testApp route={faceid=268 (origin=0 cost=0 flags=1)}
     Strategy choices:
       / strategy=/localhost/nfd/strategy/best-route