Change include guards in quantum/ to pragma once (#11239)

quantum/visualizer/resources/resources.h

@@ -14,13 +14,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#ifndef QUANTUM_VISUALIZER_RESOURCES_RESOURCES_H_
-#define QUANTUM_VISUALIZER_RESOURCES_RESOURCES_H_
+#pragma once
 
 #include <stdint.h>
 
 #ifdef LCD_ENABLE
 extern const uint8_t resource_lcd_logo[];
 #endif
-
-#endif /* QUANTUM_VISUALIZER_RESOURCES_RESOURCES_H_ */