Add #include "config_common.h" after #pragma once to config.h templates (#3444)

quantum/template/avr/config.h

@@ -17,6 +17,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
+#include "config_common.h"
+
 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
 #define PRODUCT_ID      0x0000

quantum/template/ps2avrgb/config.h

@@ -17,6 +17,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
+#include "config_common.h"
+
 #define VENDOR_ID       0x20A0
 #define PRODUCT_ID      0x422D
 #define MANUFACTURER    You