Doc: fix table in the VCS topic

By removing an extra \li command.

Change-Id: I1a5c97123757a3bc3c767b43be2ab99b9e12e212
Reviewed-by: Leena Miettinen <riitta-leena.miettinen@digia.com>

doc/src/howto/creator-vcs.qdoc

@@ -64,7 +64,6 @@
             \li Subversion
             \li \l{http://subversion.apache.org/}
             \li Subversion version 1.6.17 and later
-            \li
     \endtable
 
     \section1 Setting Up Version Control Systems