Addition in Spacing Doc: Spacing Table Chart

[shubham-kaushal]

By default, we can include a generous and comprehensive numeric spacing scale in Spacing Doc with releasing of default spacing https://numl.design/reference/styles/space
The values are proportional, so 16 is twice as much spacing as 8. One spacing unit is equal to 0.25rem, which translates to 4px by default in common browsers.