Update copyright statements.

app/Http/Middleware/Authenticate.php

@@ -1,5 +1,4 @@
 <?php
-declare(strict_types=1);
 
 /**
  * Authenticate.php
@@ -21,6 +20,8 @@ declare(strict_types=1);
  * along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
  */
 
+declare(strict_types=1);
+
 namespace FireflyIII\Http\Middleware;
 
 use Closure;