Dockerfile: update tonistiigi/xx to v1.9.0

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

Dockerfile

@@ -15,7 +15,7 @@
 # limitations under the License.
 
 ARG GO_VERSION="1.24"
-ARG XX_VERSION="1.6.1"
+ARG XX_VERSION="1.9.0"
 ARG GOLANGCI_LINT_VERSION="v2.7.1"
 ARG ADDLICENSE_VERSION="v1.2.0"