Remove QMK_KEYBOARD_CONFIG_H (#11576)

layouts/community/60_iso/unxmaal/config.h

@@ -15,10 +15,7 @@ You should have received a copy of the GNU General Public License
 along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef KEYMAP_CONFIG_H
-#define KEYMAP_CONFIG_H
-
-#include QMK_KEYBOARD_CONFIG_H
+#pragma once
 
 #ifndef RGB_DI_PIN
     #define RGB_DI_PIN F4
@@ -28,5 +25,3 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
     #define RGBLIGHT_SAT_STEP 8
     #define RGBLIGHT_VAL_STEP 8
 #endif
-
-#endif