Update Meira for revision 1.1 to enable backlighting by default (#2468)

* Update Meira for revision 1.1 to enable backlighting by default

* Updates to fix other keymaps

keyboards/meira/keymaps/default/keymap.c

@@ -14,7 +14,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include "meira.h"
-#include "issi.h"
 #include "lighting.h"
 
 #ifdef RGBLIGHT_ENABLE
@@ -277,10 +276,10 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
         return false;
         break;
     case BL_TOGG:
-#ifdef ISSI_ENABLE
+#ifdef BACKLIGHT_ENABLE
         if (record->event.pressed) {
             print("Enabling backlight\n");
-            issi_init();
+            backlight_init_ports();
         }
 #endif
         return false;

keyboards/meira/keymaps/grahampheath/rules.mk

@@ -1,3 +1,5 @@
 AUDIO_ENABLE = yes           # Audio output on port C6
 EXTRAFLAGS+=-flto # -4-7k
 MOUSEKEY_ENABLE = no       # Mouse keys(-47kb)
+ISSI_ENABLE = no
+BACKLIGHT_ENABLE = no