Remove the bundled Swiss Ephemeris library

src/gswe-moment.c

@@ -15,11 +15,11 @@
  * You should have received a copy of the GNU General Public License
  * along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
+#include <swephexp.h>
+
 #include "swe-glib.h"
 #include "swe-glib-private.h"
 
-#include "../swe/src/swephexp.h"
-
 #define glforeach(a, b) for ((a) = (b); (a); (a) = g_list_next((a)))
 
 /**