remove unneeded blank spaces

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@2145 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

configure.ac

@@ -155,7 +155,6 @@ AC_ARG_ENABLE(color,
     AC_DEFINE(ENABLE_NANORC, 1, [Define this to use the .nanorc file.]) nanorc_support=yes
     AC_DEFINE(ENABLE_COLOR, 1, [Define this to have syntax highlighting, requires ENABLE_NANORC too!]) color_support=yes
     AC_MSG_WARN([
-
 ***********************************************************************
 *** WARNING: Color support is far from perfect, but functional.     ***
 *** Be careful with syntax in your .nanorc or nano may malfunction. ***