build(deps): bump github.com/DataDog/zstd from 1.4.8 to 1.5.6

Bumps [github.com/DataDog/zstd](https://github.com/DataDog/zstd) from 1.4.8 to 1.5.6.
- [Release notes](https://github.com/DataDog/zstd/releases)
- [Commits](DataDog/zstd@v1.4.8...v1.5.6)

---
updated-dependencies:
- dependency-name: github.com/DataDog/zstd
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

go.mod

@@ -3,7 +3,7 @@ module github.com/aquasecurity/btfhub
 go 1.19
 
 require (
-	github.com/DataDog/zstd v1.4.8
+	github.com/DataDog/zstd v1.5.6
 	github.com/cavaliergopher/cpio v1.0.1
 	github.com/cavaliergopher/rpm v1.2.0
 	github.com/therootcompany/xz v1.0.1

go.sum

@@ -1,5 +1,6 @@
-github.com/DataDog/zstd v1.4.8 h1:Rpmta4xZ/MgZnriKNd24iZMhGpP5dvUcs/uqfBapKZY=
 github.com/DataDog/zstd v1.4.8/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
+github.com/DataDog/zstd v1.5.6 h1:LbEglqepa/ipmmQJUDnSsfvA8e8IStVcGaFWDuxvGOY=
+github.com/DataDog/zstd v1.5.6/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw=
 github.com/cavaliergopher/cpio v1.0.1 h1:KQFSeKmZhv0cr+kawA3a0xTQCU4QxXF1vhU7P7av2KM=
 github.com/cavaliergopher/cpio v1.0.1/go.mod h1:pBdaqQjnvXxdS/6CvNDwIANIFSP0xRKI16PX4xejRQc=
 github.com/cavaliergopher/rpm v1.2.0 h1:s0h+QeVK252QFTolkhGiMeQ1f+tMeIMhGl8B1HUmGUc=