Remove link to unmaintained SDS example (#2167)

Author: sciencewhiz

source/docs/software/examples-tutorials/third-party-examples.rst

@@ -8,4 +8,3 @@ This list helps you find example programs for use with third party devices.  You
 * `Limelight <https://docs.limelightvision.io/en/latest/cs_drive_to_goal_2019.html>`__ (additional examples, called case studies, can be found on the left)
 * `PhotonVision <https://docs.photonvision.org/en/latest/docs/examples/index.html>`__
 * `REV Robotics <https://opensource.revrobotics.com/#frcwpilib-example-code>`__
-* `Swerve Drive Specialties (SDS) <https://github.com/SwerveDriveSpecialties/swerve-template>`__