Fujifilm X-T4 (non-lossless) "compressed" raw support

[LebedevRI]

I have now uploaded three .RAF files (on a X-rite colorchecker classic):

1. uncompressed
2. Compressed lossless
3. Compressed

Originally posted by @frli8848 in darktable-org/darktable#4943 (comment)

[kmilos]

Apart from X-S10 and X-E4, the lossy mode is also present for GFX 100 (no lossy samples on RPU though), GFX100S and GFX50S II, perhaps it is all the same?