Support autokgstest for force install nvidia

 - test_system_driver_packages_force_install_nvidia()
  - the device is point to 470
   - 1. force install 510 driver.
   - 2. force install 510 but wrong json format.
   - 3. force install 390 (old version), expect picking 470.
   - 4. force install 470 (same version), expect 470.
   - 5. force install 490 (invaild version), expect 470.