Code clean up.

app/Import/Converter/ConverterInterface.php

@@ -18,21 +18,17 @@
  * You should have received a copy of the GNU General Public License
  * along with Firefly III.  If not, see <http://www.gnu.org/licenses/>.
  */
-
 declare(strict_types=1);
 
 namespace FireflyIII\Import\Converter;
 
 /**
- * Interface ConverterInterface
- *
- * @package FireflyIII\Import\Converter
+ * Interface ConverterInterface.
  */
 interface ConverterInterface
 {
     /**
      * @param $value
-     *
      */
     public function convert($value);
 }