memorySupport RGB video image

Closes #1912 (closed)

This MR provides codec support for Lima RGB video using OpenCV.

• Move codec and image code inside bliss.data.lima_image
• Rework decoding code for robustness
• Implement few RGB codecs
• Support RGB(A) data for live scans in Flint
• Add OpenCV to the test dependencies
• Update DATA_ARRAY to v2 header
• Check RGB channel swap with read BAYER RG/BG camera