feat: add NavLink with dynamic className support

[manuelbento19]

Related Issue

This PR implements the NavLink component with support for dynamic className definition, as discussed in issue #2538 .

Description

Proposed Changes

• Implementation of the NavLink component that extends Next.js LinkProps props.
• Added support for dynamic className, which can be a static string or a function that returns a CSS class string.
• Using usePathname (or equivalent functionality) to determine whether the link is active by applying the appropriate CSS class based on the current URL.

Checklist

• Implementation of NavLink component.

Screenshots

[github-actions]

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[priyankarpal]

working fine 🚀 🥳