boardstatus: Drop v4 mention of coreboot version.

Change-Id: I5cf34e14f6e11c03822a6ce6226365c76e0f6875
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/4742
Tested-by: build bot (Jenkins)
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>

util/board_status/to-wiki/towiki.sh

@@ -36,7 +36,7 @@ while read line; do
 done
 
 cat <<EOF
-== Motherboards supported in coreboot v4 ==
+== Motherboards supported in coreboot ==
 
 {| border="0" style="font-size: smaller"
 |- bgcolor="#6699ff"