treewide: remove FSF address

Remove the paragraph about writing to the Free Software Foundation's
mailing address. The FSF has changed addresses in the past, and may do
so again. In 2021 this is not useful, let's rather have a bit less
boilerplate at the start of source files.

Change-Id: Ieb4f9b4ad5073c9b5996cb960b248c450fd5f2dd
diff --git a/include/osmocom/smlc/cell_locations.h b/include/osmocom/smlc/cell_locations.h
index 33023bb..9712718 100644
--- a/include/osmocom/smlc/cell_locations.h
+++ b/include/osmocom/smlc/cell_locations.h
@@ -17,10 +17,6 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * 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.
- *
  */
 
 #pragma once
diff --git a/include/osmocom/smlc/smlc_loc_req.h b/include/osmocom/smlc/smlc_loc_req.h
index a8aa27e..7cd5711 100644
--- a/include/osmocom/smlc/smlc_loc_req.h
+++ b/include/osmocom/smlc/smlc_loc_req.h
@@ -17,10 +17,6 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * 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.
- *
  */
 #pragma once
 
diff --git a/src/osmo-smlc/cell_locations.c b/src/osmo-smlc/cell_locations.c
index e563720..273b83f 100644
--- a/src/osmo-smlc/cell_locations.c
+++ b/src/osmo-smlc/cell_locations.c
@@ -17,10 +17,6 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * 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.
- *
  */
 
 #include <limits.h>
diff --git a/src/osmo-smlc/smlc_loc_req.c b/src/osmo-smlc/smlc_loc_req.c
index 392e247..cfd8521 100644
--- a/src/osmo-smlc/smlc_loc_req.c
+++ b/src/osmo-smlc/smlc_loc_req.c
@@ -17,10 +17,6 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * 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.
- *
  */
 
 #include <osmocom/smlc/smlc_data.h>