doc: fix sphinx warnings

* kill "Inline strong start-string without end-string" warning by
  removing superfluous '*'

Signed-off-by: Kefu Chai <kchai@redhat.com>

diff --git a/man/8/rbd.rst b/man/8/rbd.rst
index 9e9aea0e4837ae9fdb92b03a1a00af727753dfa9..3d917189f581d34bb06cd0b555406c72d2a21f9e 100644 (file)
--- a/man/8/rbd.rst
+++ b/man/8/rbd.rst
@@ -241,7 +241,7 @@ Commands
   Show metadata held on the image. The first column is the key
   and the second column is the value.
 
-:command:`image-meta get` [**image-name*] [*key*]
+:command:`image-meta get` [*image-name*] [*key*]
   Get metadata value with the key.
 
 :command:`image-meta set` [*image-name*] [*key*] [*value*]