move gray so as to not introduce further missordering

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@9851 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

configure

@@ -586,6 +586,7 @@ CONFIG_LIST='
     ffserver
     gpl
     gprof
+    gray
     ipv6
     liba52
     liba52bin
@@ -616,7 +617,6 @@ CONFIG_LIST='
     v4l2
     x11grab
     zlib
-    gray
 '
 
 THREADS_LIST='