message: docs(variables): fix wrong value (29px) to 28px on spacing-xlarge
diff: @@ -14,7 +14,7 @@ All spaces using on Venice and their CSS Variables.
  | 16px | `var(--spacing-base)` |
  | 20px | `var(--spacing-medium)` |
  | 24px | `var(--spacing-large)` |
  -| 29px | `var(--spacing-xlarge)` |
  +| 28px | `var(--spacing-xlarge)` |
  | 32px | `var(--spacing-xxlarge)` |
  | 40px | `var(--spacing-xxxlarge)` |
  | 48px | `var(--spacing-xxxxlarge)` |
  