docs(splat-native): address review feedback on #212 (ray segmentation + Cholesky scratch buffer) #536

Job	Run time
Pass MSRV values to other jobs	3s
native-backend/stable	7m 56s
hpc-stream-parallel/rayon	1m 18s
clippy/1.95.0	40s
nostd/thumbv6m-none-eabi/stable	35s
tier4-avx512-check	37s
format/stable	20s
miri	0s
nightly-simd-polyfill	0s
cross_test/${{ matrix.target }}/${{ matrix.rust }}	0s
docs/nightly	0s
cargo-careful	0s
tests/beta	11m 19s
blas-msrv	53s
tests/1.95.0	10m 53s
tests/stable	10m 52s
conclusion	0s
	45m 26s

Provide feedback