message: api.md documentation consistency with header.
diff: @@ -1986,9 +1986,10 @@ normalized screen-space pixel coordinates `screenPos` use
  The result is returned in the provided `OSPPickResult` struct:
  typedef struct {
  - bool hit; // whether or not a hit actually occurred
  - vec3f position; // the position of the hit point (in world-space)
  - OSPGeometryInstance geom // the object hit
  + int hasHit;
  + osp_vec3f worldPosition;
  + OSPGeometryInstance geometryInstance;
  + uint32_t primID;
  } OSPPickResult;
  Note that `ospPick` considers exactly the same camera of the given
  