The additional contact fields are showing due to Honoree being selecting in the Participation Type Registration Information. Follow the steps below to remove this.
  1. Edit your TeamRaiser
  2. Go to step 7. Manage Participation Types
  3. Edit the affected Participation Type
  4. Go to step c. Select Registration Info
  5. Under option 1. Constituent Information, deselect Honoree
  6. Click Next to save your changes
The additional contact fields will no longer appear.