GPLv2 notice: Unify all files to just use one space in »MA 02110-1301«

In the file `COPYING` in the coreboot repository and upstream [1]
just one space is used.

The following command was used to convert all files.

    $ git grep -l 'MA  02' | xargs sed -i 's/MA  02/MA 02/'

[1] http://www.gnu.org/licenses/gpl-2.0.txt

Change-Id: Ic956dab2820a9e2ccb7841cab66966ba168f305f
Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-on: http://review.coreboot.org/2490
Tested-by: build bot (Jenkins)
Reviewed-by: Anton Kochkov <anton.kochkov@gmail.com>

util/getpir/code_gen.c

@@ -21,7 +21,7 @@ static char *preamble[] = {
 	" *\n",
 	" * You should have received a copy of the GNU General Public License\n",
 	" * along with this program; if not, write to the Free Software\n",
-	" * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA\n",
+	" * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\n",
 	" */\n\n",
 	"#ifdef GETPIR			/* TODO: Drop this when copying to coreboot. */\n",
 	"#include \"pirq_routing.h\"	/* TODO: Drop this when copying to coreboot. */\n",