Update Kaniko to 1.23.1 (strimzi#10211)

Signed-off-by: Jakub Scholz <[email protected]>

Author: scholzj

docker-images/kaniko-executor/Makefile

@@ -1,5 +1,5 @@
 PROJECT_NAME := kaniko-executor
-KANIKO_EXECUTOR = gcr.io/kaniko-project/executor:v1.23.0
+KANIKO_EXECUTOR = gcr.io/kaniko-project/executor:v1.23.1
 
 docker_build:
 	# The Kaniko executor image used for building new Kafka Connect images with additional connectors is not build from