Bump github.com/OneOfOne/xxhash from 1.2.2 to 1.2.8

Bumps [github.com/OneOfOne/xxhash](https://github.com/OneOfOne/xxhash) from 1.2.2 to 1.2.8.
- [Release notes](https://github.com/OneOfOne/xxhash/releases)
- [Commits](https://github.com/OneOfOne/xxhash/compare/v1.2.2...v1.2.8)

---
updated-dependencies:
- dependency-name: github.com/OneOfOne/xxhash
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -8,7 +8,7 @@ require (
 	cloud.google.com/go/storage v1.21.0
 	github.com/Azure/azure-pipeline-go v0.2.3
 	github.com/Azure/azure-storage-blob-go v0.14.0
-	github.com/OneOfOne/xxhash v1.2.2
+	github.com/OneOfOne/xxhash v1.2.8
 	github.com/Shopify/sarama v1.23.1
 	github.com/aws/aws-sdk-go v1.43.25
 	github.com/beorn7/perks v1.0.1 // indirect