[Feature] Update Go and UBI Versions (#785)

Author: ajanikow

CHANGELOG.md

@@ -1,6 +1,7 @@
 # Change Log
 
 ## [master](https://github.com/arangodb/kube-arangodb/tree/master) (N/A)
+- Update UBI Image to 8.4
 
 ## [1.2.2](https://github.com/arangodb/kube-arangodb/tree/1.2.2) (2021-09-09)
 - Update 'github.com/arangodb/arangosync-client' dependency to v0.7.0

Dockerfile.ubi

@@ -1,4 +1,4 @@
-ARG IMAGE=registry.access.redhat.com/ubi8/ubi-minimal:8.0
+ARG IMAGE=registry.access.redhat.com/ubi8/ubi-minimal:8.4
 FROM ${IMAGE}
 
 RUN microdnf update && microdnf clean all

Makefile

@@ -93,7 +93,7 @@ ifndef DEPLOYMENTNAMESPACE
 	DEPLOYMENTNAMESPACE := default
 endif
 
-BASEUBIIMAGE ?= registry.access.redhat.com/ubi8/ubi-minimal:8.0
+BASEUBIIMAGE ?= registry.access.redhat.com/ubi8/ubi-minimal:8.4
 
 ifndef OPERATORIMAGE
 	OPERATORIMAGE := $(DOCKERNAMESPACE)/kube-arangodb$(IMAGESUFFIX)