feature: Azure Kinect Body Tracking SDK

Blocking TODOs:

• Fix HumanPoseReader
• Fix current OpenPose component (with memory reader) to correctly write into redesigned human memory
• Verify CPU vs GPU mode, dependency to CUDA 11 cuDNN 8 in Axii (might be optional)
• Look into code of Azure Kinect component again
  • Broadcast images first, then push image to pose tracker and pop result?
  • Multithread body tracking part?
  • Exceptions, error handling, what if human memory is not available?
• Allow setting a property to disable the memory dependency => in writer? If possible, this would make the optional point below (*) obsolete

Other TODOs:

• Deprecate OpenPose topic
• * Build Azure Kinect component with body tracking if available, but in any case without body tracking as fallback if not needed otherwise

Downstream MRs:

• sw/armarx/skills/view-selection!15 (merged)