Move back ConvertKzgCommitmentToVersionedHash to primitives package (#14508)

* Move back ConvertKzgCommitmentToVersionedHash to primitives package

* Changelog

consensus-types/primitives/BUILD.bazel

@@ -9,6 +9,7 @@ go_library(
         "domain.go",
         "epoch.go",
         "execution_address.go",
+        "kzg.go",
         "payload_id.go",
         "randao.go",
         "slot.go",
@@ -21,6 +22,7 @@ go_library(
     visibility = ["//visibility:public"],
     deps = [
         "//math:go_default_library",
+        "@com_github_ethereum_go_ethereum//common:go_default_library",
         "@com_github_prysmaticlabs_fastssz//:go_default_library",
         "@com_github_prysmaticlabs_go_bitfield//:go_default_library",
     ],

consensus-types/primitives/kzg.go

@@ -0,0 +1,15 @@
+package primitives
+
+import (
+	"crypto/sha256"
+
+	"github.com/ethereum/go-ethereum/common"
+)
+
+const blobCommitmentVersionKZG uint8 = 0x01
+
+func ConvertKzgCommitmentToVersionedHash(commitment []byte) common.Hash {
+	versionedHash := sha256.Sum256(commitment)
+	versionedHash[0] = blobCommitmentVersionKZG
+	return versionedHash
+}