Debootstrap Images for minimal headless boot

Adding replacement filesystem images for GXA-1 (Jetson AGX Orin).

• Added Ubuntu (Numbat) headless base image. User/Password : 'ubuntu'
• Added Debian (Trixie) headless base image, User/Password : 'debian'

For more info see post https://askubuntu.com/questions/445487/what-debian-version-are-the-different-ubuntu-versions-based-on

Stable video capture example C++

In this release we have the following:

• tx6869 driver added
• tx6869 driver modified to support V4L2_FIELD_ALTERNATE
• tw6869 return TOP or BOTTOM frame. Needed to compensate for video jitter.
• capture_cpp example tested
• capture_cpp example displays video using SDL2
• capture_cpp calculated the frames per second and displays it in the console
• capture_cpp support 4 x Video inputs