create symlink also from sles to opensuse repos

BUILD/mdbci/copy_repos.sh

@@ -35,6 +35,12 @@ if [ "$box_type" == "RPM" ] ; then
                         ln -s ../opensuse/$platform_version $platform_version
                         cd ..
                 fi
+                if [ "$platform" == "sles" ] ; then
+                        mkdir -p opensuse
+                        cd opensuse
+                        ln -s ../sles/$platform_version $platform_version
+                        cd ..
+                fi
 
 
   eval "cat <<EOF