Clarifying the Color Field Component

[hyyan]

Revise the introduction section of the color field to explain that it is implemented as a native browser feature. Note that the component’s presentation can vary significantly across different browsers and platforms. It might appear as a simple text input that ensures the color value is properly formatted, a platform-standard color picker, or even a custom color picker interface.

https://docs.webforj.com/docs/components/fields/colorfield
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input/color

[hyyan]

Also remove the node from this section:

https://docs.webforj.com/docs/components/fields/colorfield#color-code-format