Ensure PROGMEM is present on default keymaps (#7836)

keyboards/handwired/bluepill/keymaps/iso/keymap.c

@@ -23,7 +23,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define _FNTWO 2
 
 // Highly Modified by Xydane
-const uint16_t keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   [_NORMAL] = LAYOUT_seventy_iso(
   KC_ESC, KC_F1,  KC_F2,  KC_F3,  KC_F4,  KC_F5,  KC_F6,  KC_F7,  KC_F8,  KC_F9,  KC_F10, KC_F11,  KC_F12, KC_PSCREEN,KC_HOME, KC_END, \
 KC_GRAVE, KC_1,   KC_2,   KC_3,   KC_4,   KC_5,   KC_6,   KC_7,   KC_8,   KC_9,   KC_0,   KC_MINS, KC_EQL,  KC_BSPC, KC_DELETE, \
@@ -66,4 +66,4 @@ uint32_t layer_state_set_user(uint32_t state) {
     break;
     }
   return state;
-}
+}