Load DNA

Loads a MetaHuman DNA asset from Skeletal Mesh

/**
 * Node that loads DNA data from a skeletal mesh asset.
 * 
 * Extracts the embedded MetaHuman DNA data from a skeletal mesh
 * for use in other DNA-related nodes.
 * 
 * Usage:
 * 1. Select a skeletal mesh with embedded DNA
 * 2. Output DNA pin provides access to DNA data
 */