Update main.php

Author: 0aveRyan

app/boilerplates/simple/main.php

@@ -43,4 +43,4 @@
  */
 include_once $current_dir . 'app/class-plugin.php';
 
-< %= PRIMARY_NAMESPACE %>\< %= SECONDARY_NAMESPACE %>\Plugin::run( __FILE__ );
+<%= PRIMARY_NAMESPACE %>\<%= SECONDARY_NAMESPACE %>\Plugin::run( __FILE__ );