Feature/ecc 1467 float data values

[joobog]

Double and single precision support for:

• Simple Packing
• CCSDS
• Spherical complex
• Complex
• Second order

[FussyDuck]

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2 out of 3 committers have signed the CLA.

✅ joobog
✅ shahramn
❌ Eugen Betke

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