feat(cell): Initialize FP8 support.

[lcy-seso]

This PR initialize FP8 data type support, enabling the use of __nv_fp8_e4m3 and __nv_fp8_e5m2 types.

• Extended the BaseType concept to support FP8 types with conditional compilation.
• Added convert specializations between float/half and FP8 types.
• Added print and debug utilities.
• Detect hardware support for fp8 by cmake at build time.
• Enhanced unittests for fp8.