MFV: zstd 1.5.2
Merge commit 'b3392d84da5bf2162baf937c77e0557f3fd8a52b' into zstd_1.5.2
full changelog: https://github.com/facebook/zstd/compare/v1.4.8...v1.5.2
Updated sys/kern/subr_compressor.c to new API
MFC after: 3 days
Relnotes: yes
Sponsored by: Klara, Inc.