gnu: calcurse: Fix module definition.

* gnu/packages/calcurse.scm: Define calcurse module correctly.

gnu/packages/calcurse.scm

@@ -16,7 +16,7 @@
 ;;; You should have received a copy of the GNU General Public License
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
-(define-module (gnu packages autogen)
+(define-module (gnu packages calcurse)
   #:use-module (guix packages)
   #:use-module (guix licenses)
   #:use-module (guix download)