Update to a hopefully more future proof FSF address

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/hppa-dis.c b/hppa-dis.c
index e7e6803..9d96d72 100644
--- a/hppa-dis.c
+++ b/hppa-dis.c
@@ -16,9 +16,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
-   MA 02110-1301, USA.  */
+   along with this program; if not, see <http://www.gnu.org/licenses/>. */
 
 #include "dis-asm.h"
 
@@ -42,8 +40,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
+   along with this program; if not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef _LIBHPPA_H
 #define _LIBHPPA_H
@@ -555,8 +552,8 @@
 GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License
-along with GAS or GDB; see the file COPYING.  If not, write to
-the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
+along with GAS or GDB; see the file COPYING.
+If not, see <http://www.gnu.org/licenses/>. */
 
 #if !defined(__STDC__) && !defined(const)
 #define const