digest: use github.com/minio/sha256-simd

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

go.mod

@@ -39,6 +39,7 @@ require (
 	github.com/imdario/mergo v0.3.12
 	github.com/intel/goresctrl v0.2.0
 	github.com/klauspost/compress v1.15.9
+	github.com/minio/sha256-simd v1.0.0
 	github.com/moby/locker v1.0.1
 	github.com/moby/sys/mountinfo v0.6.2
 	github.com/moby/sys/sequential v0.5.0
@@ -102,6 +103,7 @@ require (
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.7.0 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
+	github.com/klauspost/cpuid/v2 v2.0.4 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
 	github.com/miekg/pkcs11 v1.1.1 // indirect
 	github.com/mistifyio/go-zfs v2.1.2-0.20190413222219-f784269be439+incompatible // indirect