Add gui macro to bksp and tab (second outter-most keys) on both thumb clusters

keyboard/ergodox_ez/keymaps/maz/keymap.c

@@ -42,7 +42,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         LT(SYMB,KC_GRV),        KC_QUOT,      LALT(KC_LSFT),  KC_LEFT,KC_RGHT,
                                               ALT_T(KC_APP),  KC_LGUI,
                                                               KC_HOME,
-                                               CTL_T(KC_SPC),KC_BSPC,KC_END,
+                                               CTL_T(KC_SPC),GUI_T(KC_BSPC),KC_END,
         // right hand
              KC_RGHT,     KC_6,   KC_7,   KC_8,   KC_9,   KC_0,             KC_MINS,
              TG(SYMB),    KC_Y,   KC_U,   KC_I,   KC_O,   KC_P,             KC_BSLS,
@@ -51,7 +51,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
                                   KC_UP,  KC_DOWN,KC_LBRC,KC_RBRC,          KC_FN1,
              KC_LALT,        CTL_T(KC_ESC),
              KC_PGUP,
-             KC_PGDN,KC_TAB, CTL_T(KC_ENT)
+             KC_PGDN,GUI_T(KC_TAB), CTL_T(KC_ENT)
     ),
 /* Keymap 1: Symbol Layer
  *