Update Corne Keyboard layout

keyboards/crkbd/keymaps/drashna/keymap.c

@@ -20,9 +20,9 @@ enum crkbd_keycodes {
   ) \
   LAYOUT_wrapper( \
     KC_ESC,  K01,    K02,     K03,      K04,     K05,                        K06,     K07,     K08,     K09,     K0A,     KC_MINS, \
-    KC_TAB, ALT_T(K11),  K12, K13,      K14,     K15,                        K16,     K17,     K18,     K19,     K1A, RGUI_T(KC_QUOT), \
+    KC_TAB, ALT_T(K11),  K12, K13,      K14,     K15,                        K16,     K17,     K18,     K19,     K1A,     KC_QUOT, \
     OS_LSFT, CTL_T(K21), K22, K23,      K24,     K25,                        K26,     K27,     K28,     K29, RCTL_T(K2A), OS_RSFT, \
-                           KC_GRV, KC_SPC,  LT(_LOWER,KC_BSPC),   LT(_RAISE,KC_DEL),  KC_ENT,  RAISE                                        \
+                                        KC_GRV,  KC_SPC,  BK_LWER, DL_RAIS,  KC_ENT,  OS_RGUI                                      \
   )
 #define LAYOUT_crkbd_base_wrapper(...)       LAYOUT_crkbd_base(__VA_ARGS__)