Sprint 2: Build 'Component Heading' component

The Component Heading is used within Featured Links component and Link Grid component. Design is at https://www.figma.com/design/DpS9o1LIG27rvzTqc13bcQ/Templates-%E2%80%93-wireframes?node-id=1140-10333&t=yal80cdnR0gHjIVx-0

These are optional in both components. Description is optional but can only be added if a Title is added. Title is a H4

Styling: #000102 Title #4B5563 Description 8px padding between Title and Description