Add backslash in lily58 domnantas keymap (#12713)

keyboards/lily58/keymaps/domnantas/keymap.c

@@ -98,7 +98,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      * |------+------+------+------+------+------|                    |------+------+------+------+------+------|
      * |LShift|   7  |   8  |   9  |   0  |      |-------.    ,-------|      |      |      |      |      |      |
      * |------+------+------+------+------+------|   [   |    |    ]  |------+------+------+------+------+------|
-     * |LCTRL |   =  |   +  |   -  |   |  |      |-------|    |-------|      |      |      |      |      |      |
+     * |LCTRL |   =  |   +  |   -  |   |  |      |-------|    |-------|      |      |      |      |   \  |      |
      * `-----------------------------------------/       /     \      \-----------------------------------------'
      *                   | LGUI | LAlt |LOWER | / Space /       \ Enter\  | Bksp |RAISE | Del  |
      *                   |      |      ||||||||/       /         \      \ |      |      |      |
@@ -108,7 +108,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         _______, LT_1,    LT_2,    LT_3,    LT_4,    LT_5,                      LT_6,    LT_7,    LT_8,    LT_9,    LT_0,    KC_GRV,
         _______, LT_4,    LT_5,    LT_6,    _______, _______,                   _______, _______, _______, _______, _______, _______,
         _______, LT_7,    LT_8,    LT_9,    LT_0,    _______,                   _______, _______, _______, _______, _______, _______,
-        _______, LT_EQL, KC_PPLS, KC_PMNS, KC_PIPE, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+        _______, LT_EQL, KC_PPLS, KC_PMNS, KC_PIPE, _______, _______, _______, _______, _______, _______, _______, KC_BSLS, _______,
                                    _______, _______, _______, _______, _______, _______, _______, _______
     ),